Rockbros knee warmer for cycling and other sport activities rockbros cycling knee warmers for many other indoor and outdoor sports recreations. Rockbros knee warmer product parameter material: 92% polyester 8% spandex weight: 0.16Kg 0.35Lb package dimension: 23*13*5cm 9*5.1*1.96In color: black green blue black product features the knee warmer adopts polyester and spandex to make sure that it's warm and durable enough. These two materials also make the knee warmer elastic and breathable, so it can fit more sizes of thighs. Product features windproof wider area anti-slip strap warm&durable ergonomic design universal fits breathable wider area anti-slip strap the knee warmers feature an extended anti-slip strap for a secure fit during cycling or other sports activities. Combined with elastic material, they adapt comfortably to your thigh, helping the knee warmers stay in place throughout various movements. Warmth & breathable material the polyester and spandex materials help retain heat, keeping your knees comfortably warm during activities. Elastic closing design the elastic fabric ensures a snug fit, preventing cold air from entering and keeping your legs warm. Ployester & spandex materials made from polyester and spandex, these knee warmers are more elastic and durable than many others, providing a comfortable, universal fit that lasts. Windproof & breathable: outer layer blocks wind while the inner layer keeps knees warm and comfortable. Anti-slip strap: wider anti-slip ...