1. Material: cotton2. Weight: about 30g/pair3. Size: free size4. Applicable age: about 0-4 years old5. Suitable season: spring, summer and autumn6. Applicable gender: both male and female7. Features: elastic elastic mouth design, fits baby s skin, mesh design, comfortable and breathable, safe protection, firm and not tight, easy to clean, durable

http://olla.gr/3-pairs-baby-knee-pads-summer-mesh-thin-cotton-baby-crawling-anti-fall-elbow-knee-pads-suitable-age-0-4-years-old-gray-bear/