Mmester knee pads can provide great special protection It can not only reduce and avoid a knee injury to a certain degree but also provide warm because of knee is easy to catch cold in cold weather Product Details Material: Polyester & Sponge Color: Gray Weight:0.22 lbs<> Package: 1 pair of knee pads Size: Small-length: 9.10 inches (23cm); knee pads for kids (5~10 years old) Size: Medium-length: 9.80 inches (25cm); knee pads for adult (100~155 lbs) Size: Large-length: 11.00 inches (28cm); knee pads for adult (155~170 lbs) Product Features: Knee sleeve with exquisite workmanship made of high quality cotton material; It is warm breathable high elastic fit leg soft and comfortable flexible for stretching moisture-wicking The knee pads provide support and stability when sports help to relieve muscle pain and joint pain knee pain can also provide warm health care in normal life Washing Advice: water temperature of 40 or less hand wash or soft machine wash natural dry not ironing do not use detergent and bleach Storage Advice: Shall be stored it in a dry and cool area avoid strong direct sunlight and do not press If you have any problems about the item please send email to us we will deal with it perfectly; We value our customers and want to be 100% satisfied with our product so we will try our best