The item is a set of professional and practical child kids roller skating cycling protective pads, which includes one pair of knee pads, one pair of elbow pads and one pair of hand protectors. The protective pads are made of durable nylon cloth, EVA padded material and tough PP shell to well protect their joints. Features - Color: Blue. - Material: PP, nylon cloth and EVA. - Size S: About elbow guard upper circumference 17-24cm; elbow guard under circumference 15-21cm; palm protector center 12-14cm; suitable weight: 10-25kg. - Size M: About elbow guard upper circumference 22-26cm; elbow guard under circumference 19-23cm; palm protector center 15-19cm; suitable weight: 26-45kg. - Size L: About elbow guard upper circumference 25-28cm; elbow guard under circumference 23-25cm; palm protector center 20-23cm; suitable weight: 46-65kg. - Ventilated and linings provide cool air flow and limits perspiration while you are do sports. - protective pad, designed for safety and comfort. - Each pad features sturdy adjustable elastic straps which make them very comfortable to put on. - This protective gear is definitely a good choice to let your kids love sports. Perfect gift for any occasion like birthday, childrens day, Christmas, and ect. - Suitable for kids roller skating, bike riding, skateboarding, climbing and other outdoor activities.