1. Material: polyester 2. Function: keep warm and cold 3. Can be mounted on any 1.5 inch to 2.3 inch diameter pole 4. Reinforced stitching and adjustable nylon adhesive straps are reinforced to firmly secure the cup holder on bumpy roads. 5. Multifunctional design, also very suitable for placing bottles, mobile phones, wall chargers, etc. 6. Foldable bottle holder with waterproof and thermal insulation layer 7. Weight: 80 grams 8. Dimensions: 17.5x8.5x17.5cm
