SSJkeji 4-Pack 1000ml Foldable Collapsible Water Bottle - Reusable BPA Free Flexible Drink Pouch with Clip, Leakproof Sports Bottle for Outdoor Travel, Hiking, Biking, Running & Gym

【Collapsible & Self-Standing Design】Made from soft, flexible material that rolls or folds flat when empty for compact storage, yet stands upright securely when filled. Leak-proof and comfortable to hold 【Safe & BPA-Free Material】Crafted from food-grade PET+PE, 100% BPA-free, odourless, and non-toxic. Durable, drop-proof, and reusable after easy cleaning 【Easy to Carry with Carabiner】 Each bottle includes a sturdy metal carabiner. Attach it to backpacks, bikes, belt loops, or roll the empty bottle around the carabiner for space-saving portability 【Wide Mouth Design】Large opening for effortless filling directly from taps or water stations and thorough cleaning. Simply unscrew the cap to access 【for Any Activity】Lightweight and suitable for hiking, camping, cycling, running, gym, and travel. Can be frozen to use as an ice pack for home or parties 【Large 1000ml Capacity】 Each bottle holds up to 1000ml of liquid, providing ample hydration for extended outdoor activities and workouts without frequent refills 【4-Pack Value Set】 Includes four collapsible water bottles, allowing you to keep multiple bottles in different locations or share with family and friends during group activities