6 Resistant Level Finger Exerciser

$19.99

$39.98

456 Sold

Save $19.99

Type

Black (13LB, 17LB, 21LB)

Gray(6.6LB, 8.8LB, 11LB)

Black+Gray( save 20% )

Quantity

The current produc does not participate any Rebate. Switch the participating product to check the design.
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if(window.self === window.top) { (window.disabled_exts ||=[]).push('product_detail_rebate'); } class SpzRebateComponent extends SPZ.BaseElement { constructor(element) { super(element); } xhr_ = SPZServices.xhrFor(this.win); viewport_ = this.getViewport(); action_ = null; lang = document.documentElement.lang || 'en-US'; i18n = {"ar-SA":{"special_offer":"عرض خاص","close":"إغلاق"},"de-DE":{"special_offer":"Sonderangebot","close":"Schließen"},"en-US":{"special_offer":"SPECIAL OFFER","close":"CLOSE"},"es-ES":{"special_offer":"Oferta especial","close":"Cerrar"},"fr-FR":{"special_offer":"Offre spéciale","close":"Fermer"},"id-ID":{"special_offer":"Penawaran istimewa","close":"Tutup"},"it-IT":{"special_offer":"Offerta speciale","close":"Chiudi"},"ja-JP":{"special_offer":"特別なオファー","close":"閉じる"},"ko-KR":{"special_offer":"특별 메뉴","close":"닫기"},"nl-NL":{"special_offer":"Speciale aanbieding","close":"sluiten"},"pl-PL":{"special_offer":"Oferta specjalna","close":"blisko"},"pt-PT":{"special_offer":"Oferta especial","close":"Fechar"},"ru-RU":{"special_offer":"Специальное предложение","close":"Закрыть"},"th-TH":{"special_offer":"ข้อเสนอพิเศษ","close":"ปิด"},"zh-CN":{"special_offer":"特价","close":"关闭"},"zh-TW":{"special_offer":"特價","close":"關閉"}}; landPage = "\/promotions\/rebate\/"; pageType = 1; cart = []; initData = null; rebateInfo = null; renderData = null; footerImage = `${this.win.SHOPLAZZA["image_domain"]}oss/operation/e8ebb03dbb710457ca3b4b6a70898ab2.svg`; isLayoutSupported(layout) { return layout == SPZCore.Layout.LOGIC; } buildCallback() { this.initData = this.getProduct(); this.action_ = SPZServices.actionServiceForDoc(this.element); this.registerAction("triggerGetRenderData", () => { const event = SPZUtils.Event.create(this.win, "triggerGetRenderData", this.renderData); this.action_.trigger(this.element, "getRenderData", event); }); this.registerAction("bindPropagation", () => { document.querySelector(".product_detail_rebate_list").addEventListener("click", e => { e.stopPropagation(); this.win.sa && this.win.sa.track("plugin_rebate_promotion_click", { plugin_timestamp: Date.now(), plugin_location: "info", product_id: this.initData.product.id, discount_id: this.rebateInfo.discount_list.map((item) => item.discount_id)[0], }); }); }); } async mountCallback() { document.addEventListener("dj.variantChange", e => { const data = e.detail; if (document.querySelector("#product-select-modal.show")) return; if (this.initData && this.initData.product && data.product && this.initData.product.id === data.product.id) { this.initData = data; this.initRebate(this.initData, true); } else { this.initData = data; this.getRebateInfo(); } }); document.addEventListener("dj.addToCart", e => { const v = e.detail; this.rebateInfo && this.win.sa && this.win.sa.track("plugin_rebate_atc", { variant_discount_id: this.getVariantDiscountId(v.variant_id).map(item => item.discount_id), discount_ids: this.rebateInfo.discount_list.map(item => item.discount_id), variant_id: v.variant_id, product_id: v.product_id, price: v.item_price, number: v.number, }); }); await this.getRebateInfo(); if (document.querySelector(".plugin-container__bottom-fixed")) { this.showDiscountPopupsInfoBar(); } else { this.win.addEventListener("extloaded", () => { this.showDiscountPopupsInfoBar(); }); } } getProduct = (() => { document.addEventListener("dj.variantChange", e => { if (!e.detail || !e.detail.product) return; const productJson = document.querySelector("#product-json"); if (productJson && productJson.textContent && JSON.parse(productJson.textContent)) { productJson.textContent = JSON.stringify(e.detail); } if (this.win.jQuery && this.win.jQuery.fn && this.win.jQuery(document).data("djproduct")) { this.win.jQuery(document).data("djproduct", e.detail); } }); return () => { let productData = null; if (this.win.jQuery && this.win.jQuery.fn) { try { let product = this.win.jQuery(document).data("djproduct"); if (product) { productData = JSON.parse(JSON.stringify(product)); } else { productData = null; } } catch (error) { productData = null; } } if (!productData) { const productJson = document.querySelector("#product-json"); productData = (productJson && productJson.textContent && JSON.parse(productJson.textContent)) || null; } return productData; }; })(); initRebate = this.win.SPZCore.Types.debounce( this.win, ((data, variantChange) => { let discount_list = Object.assign([], this.rebateInfo.discount_list); /* 按子商品的多少对优惠信息进行排序 */ discount_list && discount_list.sort((a, b) => { return b.variant_ids.length - a.variant_ids.length; }); /* 选中子商品时筛选子商品的优惠信息 */ if (data.selected && data.selected.id) { discount_list = this.getVariantDiscountId(data.selected.id); } /* 无满减信息 */ if (!(discount_list && discount_list.length)) { return; } const isSection = !!document.querySelector( `div[data-section-type^="shoplazza://apps/publicapp/blocks/rebate"] #rebate_custom_component` ); if ( (this.rebateInfo.rebate_type == "sku" && data && data.selected && data.selected.id) || this.rebateInfo.rebate_type == "spu" ) { if (discount_list[0]) { this.landPage += discount_list[0].discount_id || ""; } const info = { rebate: discount_list[0], maxShowCount: this.win.innerWidth > 768 ? 3 : 1, landPage: this.landPage, modalFooterImg: `url(${`${this.win.SHOPLAZZA["image_domain"]}oss/operation/e8ebb03dbb710457ca3b4b6a70898ab2.svg`})`, i18n: this.i18n[this.lang] }; this.renderData = info; SPZ.whenApiDefined( document.getElementById(isSection ? "app_rebate_section" : "app_rebate_block") ).then(apis => { apis.render(info, true); }); } this.insertSlideTag(this.rebateInfo.tag, variantChange); var pluginCurrencyEvent = new CustomEvent("plugin_currency_update"); document.dispatchEvent(pluginCurrencyEvent); }).bind(this), 10 ); getRebateInfo = async () => { if (this.initData && this.initData.product && this.initData.product.id) { var variant_ids = this.initData.product.variants.map(variant => variant.id); const res = await this.xhr_.fetchJson( "\/api\/discount-rebate\/product-discount", { method: "POST", body: { product_id: this.initData.product.id, product_type: this.initData.product.product_type, variant_ids: variant_ids, }, } ); if (!SPZCore.Types.isEmptyObject(res.rebate_info)) { res.rebate_info.tag = res.tag; res.rebate_info.rebate_type = res.rebate_type; this.rebateInfo = res.rebate_info; this.initRebate(this.initData); } else { if (this.win.top !== this.win.self) { const noActivity = document.getElementById("no-rebate-activity"); noActivity && (noActivity["style"].display = "block"); } } } }; getVariantDiscountId = (variant_id) => { if (!variant_id || !this.rebateInfo) return []; var rebateId = this.rebateInfo.variant_discount_map[variant_id]; return this.rebateInfo.discount_list.filter(item => item.discount_id == rebateId) || []; }; insertSlideTag = (tag, variantChange) => { setTimeout(() => { if (tag) { var tag_container; var modal = document.getElementById("product-select-modal"); if (modal && modal.classList.contains("show")) { if (!variantChange && modal.querySelector(".slider-discount-tag")) return; if ( variantChange && modal.querySelector(".slider-discount-tag:not(.rebate-tag)") ) return; tag_container = modal; } else { var product_detail_card = document.querySelector( '.page_container > [data-section-type="product_detail"], .page_container > [data-section-type="product-template"]' ); if(!product_detail_card) return; if (!variantChange && product_detail_card.querySelector(".slider-discount-tag")) return; if (variantChange && product_detail_card.querySelector(".slider-discount-tag:not(.rebate-tag)")) return; tag_container = product_detail_card; } if (tag_container.matches("#product-select-modal") && this.pageType === 13 && document.documentElement.clientWidth < 768) return; const tagDom = `<div class="slider-discount-tag dj_skin_product_title rebate-tag">${tag}</div>` if (document.querySelector(".sep-loaded-slider")) { var loadedSlider = tag_container.querySelector(".sep-loaded-slider"); loadedSlider.querySelectorAll(".slider-discount-tag").forEach(function(element) { element.remove(); }); loadedSlider.insertAdjacentHTML("beforeend", tagDom); } else { if (tag_container.querySelector(".support-slick")) { var supportSlick = tag_container.querySelectorAll(".support-slick, .sep-slider"); supportSlick.forEach((element) => { element.querySelectorAll(".slider-discount-tag").forEach((element) => { element.remove(); }); element.insertAdjacentHTML("beforeend",tagDom); }); } else { var sepSlider = tag_container.querySelector(".sep-slider"); sepSlider.querySelectorAll(".slider-discount-tag").forEach(function(element) { element.remove(); }); sepSlider.insertAdjacentHTML("beforeend",tagDom); } } if (document.documentElement.clientWidth < 768) { const sliderDiscountTagHeight = tag_container.querySelector(".slider-discount-tag").offsetHeight || 0; document.querySelector(".product-image__swiper_bullets").style.bottom = `${sliderDiscountTagHeight + 15}px`; } } }, 1000); }; fetchInfoBar = () => { let discount_ids = []; if (this.pageType === 1) { discount_ids = this.rebateInfo && this.rebateInfo.discount_list.map(item => item.discount_id); } else if (this.pageType === 38) { discount_ids = [this.win.rebateObj.rebateCollection_id] || []; } const productObj = this.getProduct(); return this.xhr_.fetchJson("\/api\/discount-rebate\/global-text", { method: "POST", body: { product_type: productObj && productObj.product && productObj.product.product_type, line_items: (this.cart.line_items || []).map(item => ({ variant_id: item.variant_id, product_id: item.product_id, quantity: item.quantity, price: item.price, selected: !item.unchecked, })), discount_ids: discount_ids, }, }); }; renderBottomBanner = res => { if (!res.tips) return; if (document.querySelector(".discount__info-bar")) return; var bar_style = `background:linear-gradient(90deg,${res.config.background_color_start},${res.config.background_color_end}); color:${res.config.color};`; let data = { tips: res.tips, landPage: this.landPage + res.id, bar_style }; const html = SPZCore.Dom.htmlFor(this.element); const banner = html([ `<a impr="1" imprevt="1" id="rebate_bottom_bar" href=${data.landPage} class="discount__info-bar text-truncate" data-activity-type="rebate" style="${data.bar_style}">${data.tips}</a>`, ]); document.querySelector(".plugin-container__bottom-fixed").appendChild(banner); const pluginCurrencyEvent = new CustomEvent("plugin_currency_update"); document.dispatchEvent(pluginCurrencyEvent); if (res.id) { var trackParams = { page: this.pageType, discount_id: res.id, product_id: this.getProduct()?.product.id, }; banner.addEventListener("click", () => { this.win.sa && this.win.sa.track("plugin_rebate_promotion_click", { plugin_timestamp: Date.now(), plugin_location: "bottom_bar", product_id: trackParams.product_id, discount_id: trackParams.discount_id, }); }); this.win.sa && this.win.sa.track("plugin_rebate_banner_pv", trackParams); } }; showDiscountPopupsInfoBar = () => { if ([13, 14, 19, 30, 31].includes(this.pageType)) return; if (document.querySelector(".plugin-container__bottom-fixed .discount__info-bar")) return; this.fetchInfoBar().then(this.renderBottomBanner); document.addEventListener("dj.cartChange", () => { this.fetchInfoBar().then(this.renderBottomBanner); }); }; } SPZ.defineElement("spz-custom-rebate", SpzRebateComponent);

Description

Hand exerciser helps build strength and flexibility in muscles of the hands and fingers.

【Ideal For Sports Lovers】The Finger Strengthener can improve the finger strength of athletes (rock climbing, fitness, tennis, baseball, boxing) and musicians (guitar, bass, pianist, and violinist) and daily housework ( driving, typing, writing, working, etc.).

【6 Resistant Levels to Choose from】Silicone Guitar Finger Exerciser provides you with 6 levels of resistant levels, including 6.6LB, 8.8LB, 11LB, 13LB, 17LB, and 21LB. You can choose the appropriate level according to your grip strength.

【High-Quality Material】Our Finger Stretcher is made of high-quality silicone material, which is safe and durable, not easy to tear, and can be used for a long time.

【Portable And Lightweight Design】Finger Trainer is small and light enough to fit in your gym bag or pocket. You can enjoy a workout at work or at leisure. Exercise your hands anytime, anywhere with the Finger Extensor Exerciser.

Description
With the help of the finger stretcher, you can conveniently improve the strength of your fingers, forearm and wrist. It uses high-quality silicone as the main material, which has good elasticity and is not easy to tear, break or deform.

Specification
Name: Silicone Finger Trainer
Material: Silicone
Weight: 48g (including wrist strap)
Size: about 11.5*10.5cm/4.53*4in
Hole diameter: about 1.8cm/0.71in
Rally: Black (13LB, 17LB, 21LB) / Gray (6.6LB, 8.8LB, 11LB)

Packing List

Finger exerciser*1pcs
Wrist strap*1pcs
Instructions and suggested exercises

Shipping Time

🔥Our current turnaround time is running 3-5 business days. Although some of the items are made ahead, due to the high volume of orders, shipping times are longer than usual. If I have the item ordered in stock I will mail it out as soon as possible!
🚀Standard shipping is $5.99 and takes about 10-15 business days after shipment. There are expedited shipping options.
😉Thank you for your patience. Please let us know if you have any questions.