Brand: ROCKBROS Product: Bottle Holder Bag Materials: Main Body: Tyvek Material (Polyethylene + Non-woven fabric (PP)) Accent/Trim: Natural Rubber + Nylon Cord (from recycled tires) Weight: 109g Capacity: 0.8L Color: Black-Green Upcycled Materials: The main materials are recycled tires (natural rubber) and splash-resistant material (polyethylene + non-woven fabric), giving new life to old materials. Durability & Practicality Tear & Scratch Resistant: Thanks to the properties of tire rubber and Tyvek, the bag is extremely wear-resistant and withstands abrasion. Large Opening: A wide opening (approx. 10 cm diameter) makes it easy to insert and remove most standard bottles, umbrellas, or other small items. Optimal Size: A capacity of approx. 0.8L combined with a weight of only 109g balances practicality and lightweight construction. Stable & Secure Mounting System Drawcord with Locking Toggle: Features a drawcord design with a pressable, adjustable toggle lock. Simply pull and click to secure the contents, preventing the bottle from slipping or falling out during rides. Three-Point Hook-and-Loop Strap Fastening: Three reusable high-strength hook-and-loop straps allow for tool-free, secure mounting by hand to various frame parts – easy to attach and remove. Detail Design Reflective Elements: A reflective logo on the bag increases visibility at night and enhances safety. Flexible Mounting: Enables installation on various bicycle types and positions. Can be freely adjusted according to riding habits and needs.