Brand new and high quality Material: Elastic fabric: 80% cotton， 18% polyester， 2% spandex Flexible， able to bend according the shape of knee. Protect the knee area for toddlers. Allow ventilation around the knee， no discomfort. Ideal to protect your babies' gentle knee while toddling on gruff ground They can be used on arms also Well elastic and comfortable to wear Size:7*15cm Quantity: 1 pair=2 pcs Note: We don't offer color choice and will send item in random color. Thank you for your understanding.Package Included: 1 Pair x Baby Knee Protection Caps