Come and see our amazing products. 1, sturdy: with high resistance to impact and impact, can withstand harsh environments. 2, resistance to taste residue: even if repeated use, no odor, and stains will remain. 3, environmentally friendly materials: the product uses 100% food-grade environmentally friendly materials, can be used with confidence. 4, colorful appearance: not only transparent, with colorful carabiner, let your travel more colorful, filtering device, let you drink healthy, drink assured. Pls confirm further with us if any query about packing info, inventory status and time schedule.