Micro protection set with knee and elbow protectors. A hard outer shell protects the knees and elbows, and the foam-lined inside makes it nice and comfortable to wear.Set is adjusted for the first time with velcro buckle, and can then be easily taken off and on using a smart click buckle.Size guide:Small: 3-7 yearsMedium: 6-10 yearsLarge: 9-15 years