Features: 1) Stretch ratio: 1:2 - 1:6 2) Inner diameter: 20 - 60mm 3) Flexible adapter design; 4) odorless, long-last. Features:1) Stretch ratio: 1:2 - 1:62) Inner diameter: 20 - 60mm3)Different adapters are available, can make OEM or ODM based on the customer requirement.4) Have passed many tests such as torsional flex test, and hot and cold flex test with agingPacking: carton or customized ...