--- product_id: 28643389 title: "KUYOU Running Hydration Vest - Lightweight Insulated Hydration Backpack with 2L Water Bladder, Adjustable Chest Straps and Reflective Water Backpack for Running Marathon Race Hiking Cycling" brand: "kuyou" price: "¥9543" currency: JPY in_stock: true category: "Kuyou" url: https://www.desertcart.jp/products/28643389-kuyou-running-hydration-vest-lightweight-insulated-hydration-backpack-with-2l store_origin: JP region: Japan --- # 2L BPA-free hydration bladder 360° reflective safety strips 4-hour insulated water retention KUYOU Running Hydration Vest - Lightweight Insulated Hydration Backpack with 2L Water Bladder, Adjustable Chest Straps and Reflective Water Backpack for Running Marathon Race Hiking Cycling **Brand:** kuyou **Price:** ¥9543 **Availability:** ✅ In Stock ## Summary > 💨 Stay hydrated, stay ahead—gear up with KUYOU and never miss a beat! ## Quick Answers - **What is this?** KUYOU Running Hydration Vest - Lightweight Insulated Hydration Backpack with 2L Water Bladder, Adjustable Chest Straps and Reflective Water Backpack for Running Marathon Race Hiking Cycling by kuyou - **How much does it cost?** ¥9543 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/28643389-kuyou-running-hydration-vest-lightweight-insulated-hydration-backpack-with-2l) ## Best For - kuyou enthusiasts ## Why This Product - Trusted kuyou brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Cool & Refreshing:** Advanced insulation keeps your water perfectly chilled for up to 4 hours—no more lukewarm sips. - • **Hydrate Like a Pro:** Stay fueled with a large 2L BPA-free bladder designed for marathon-level endurance. - • **Run Safe, Run Visible:** 360° reflective strips and an emergency whistle ensure you’re seen and protected during low-light runs. - • **Featherweight & Aerodynamic:** Ultra-light, compact design minimizes wind drag so you can push your limits without bulk. - • **Versatility Meets Performance:** Perfect for running, cycling, hiking, and more—tailored fit for every outdoor adventure. ## Overview The KUYOU Running Hydration Vest is a lightweight, insulated hydration backpack featuring a 2-liter BPA-free water bladder, adjustable chest straps, and reflective safety elements. Designed for endurance athletes and outdoor enthusiasts, it offers up to 4 hours of water temperature retention, aerodynamic comfort, and enhanced visibility for early morning or evening activities. Ideal for running, cycling, hiking, and marathons, this vest combines practical safety features with versatile performance. ## Description desertcart.com: KUYOU Hydration Backpack Hydration Pack with 2L Water Bladder, Lightweight Insulation Water Backpack for Running, Cycling,Hiking,Climbing : Sports & Outdoors ## Features - 【LIGHT & COMPACT】- Designed for cyclists, runners, hikers and group outings, this hydration pack is compact and aerodynamic. It offers featherweight stability with minimal wind drag, supporting top performance—ideal for intense activities like marathon training. - 【INSULATED WATER BACKPACK】- With efficient insulation, it keeps water at an ideal temperature for up to 4 hours. Whether you need a quick sip mid-activity or steady all-day hydration, it’s your perfect outdoor companion. - 【2L HYDRATION BLADDER】- Comes with a built-in 2L water bladder crafted from food-grade PEVA, free of BPA for safe hydration.Its large capacity meets hydration needs during long workouts. The high-flow bite valve allows you to drink on the go, keeping you hydrated for optimal sports performance. - 【SAFETY FIRST】- For early morning/evening runs, the running vest has front/back reflective strips to boost low-light visibility. It also includes an integrated emergency whistle—blow quickly in emergencies to signal for help. These two features offer double protection and peace of mind. - 【VERSATILE FOR SPORTS】- This hydration backpack is ideal for various outdoor activities, including trail running, hiking, cycling, marathons, and jogging. With its portable and form-fitting design, it works great for both men and women in all kinds of outdoor sports. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B01C5O9T0U | | Best Sellers Rank | #11,101 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #42 in Hydration Packs | | Brand | KUYOU | | Brand Name | KUYOU | | Capacity | 2 liters | | Color | Green | | Customer Reviews | 4.4 out of 5 stars 13,206 Reviews | | Included Components | hydrati | | Item Dimensions W x H | 15"W x 6.7"H | | Manufacturer | KUYOU | | Manufacturer Part Number | PY000050GRP | | Material | Polyester | | Material Type | Polyester | | Model Number | PY000050GRP | | Number of Items | 1 | | Pocket Description | Utility Pocket | | Product Dimensions | 15"W x 6.7"H | | Sport | Cycling | | Sport Type | Cycling | | Strap Type | Shoulder Strap | | Tank Volume | 2 liters | | Unit Count | 1 Count | | Warranty Description | 1 year warranty | ## Product Details - **Brand:** KUYOU - **Color:** Green - **Item Weight:** 1.1 Pounds - **Material:** Polyester - **Sport:** Cycling ## Images ![KUYOU Running Hydration Vest - Lightweight Insulated Hydration Backpack with 2L Water Bladder, Adjustable Chest Straps and Reflective Water Backpack for Running Marathon Race Hiking Cycling - Image 1](https://m.media-amazon.com/images/I/81-sTud39tL.jpg) ![KUYOU Running Hydration Vest - Lightweight Insulated Hydration Backpack with 2L Water Bladder, Adjustable Chest Straps and Reflective Water Backpack for Running Marathon Race Hiking Cycling - Image 2](https://m.media-amazon.com/images/I/71hm9RGU7vL.jpg) ![KUYOU Running Hydration Vest - Lightweight Insulated Hydration Backpack with 2L Water Bladder, Adjustable Chest Straps and Reflective Water Backpack for Running Marathon Race Hiking Cycling - Image 3](https://m.media-amazon.com/images/I/71TgmU5X9LL.jpg) ![KUYOU Running Hydration Vest - Lightweight Insulated Hydration Backpack with 2L Water Bladder, Adjustable Chest Straps and Reflective Water Backpack for Running Marathon Race Hiking Cycling - Image 4](https://m.media-amazon.com/images/I/71abZZc234L.jpg) ![KUYOU Running Hydration Vest - Lightweight Insulated Hydration Backpack with 2L Water Bladder, Adjustable Chest Straps and Reflective Water Backpack for Running Marathon Race Hiking Cycling - Image 5](https://m.media-amazon.com/images/I/81ZiZ9alQYL.jpg) ## Available Options This product comes in different **Color** options. ## Frequently Bought Together - Hydration Backpack Hydration Pack with 2L Water Bladder, Lightweight Insulation Water Backpack for Cycling,Hiking, Running,Climbing - Lightweight Hydration Backpack, Running Backpack with 2L Water Bladder, Hydro Water Daypack for Cycling Hiking Rave for Men Women - Hydration Bladder, 1.5-2-3L Water Bladder for Hiking Backpack, BPA-Free Leak Proof Water Reservoir Storage Bag, Water Pouch Hydration Pack for Camping Cycling Running --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.jp/products/28643389-kuyou-running-hydration-vest-lightweight-insulated-hydration-backpack-with-2l](https://www.desertcart.jp/products/28643389-kuyou-running-hydration-vest-lightweight-insulated-hydration-backpack-with-2l) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-09-10*