Feature:1. 7 in 1 Protective Gear Set - Kids bike helmet, two knee pads, elbow pads and wrist pads, which ensure your kids in all-round conservation while doing sports.2. Breathable: The helmet features 11 air vents to ensure good ventilation. The dial system is adjustable to fit head circumference: 50 - 54cm (19.7\" - 21.2\").3. Good conservation - The pads are made of tough PP shell and breathable polyester fabric to provide maximum conservation, soft foam padding offers shock absorption and comfort.4. Comfortable Fit - Adjustable elastic straps with adhesive tape closure provide secure fit for various knee/elbow/wrist girths.5. Multi-purpose: Suitable for inline skating, skateboard, Cycle, scooter, roller blading, and other sports.Specification:This knee pads, elbow pads, wrist pads and helmet set can provide your kids with all-round and perfect conservation when doing sports.Features:7 in 1 Protective Gear Set - Kids bike helmet, two knee pads, elbow pads and wrist pads, which ensure your kids in all-round conservation while doing sports.Breathable: The helmet features 11 air vents to ensure good ventilation. The dial system is adjustable to fit head circumference: 50 - 54cm (19.7" - 21.2").Good conservation - The pads are made of tough PP shell and breathable polyester fabric to provide maximum conservation, soft foam padding offers shock absorption and comfort.Comfortable Fit - Adjustable elastic straps with adhesive tape closure provide secure fit for various knee/elbow/wrist girths.Multi-purpose: Suitable for inline skating, skateboard, Cycle, scooter, roller blading, and other sports.Specifications:Material: Polyester + PP + EVAColor: Pink / Blue / Black / Red / Green / Purple (optional)Helmet Material: ABS + EPSHead Circumference: 50 - 54cm / 19.7 - 21.2inRecommended: For age 2.5 - 7 years old, weight 15 - 35kgPackage List:1 * Helmet1 * Pair of Knee Pad1 * Pair of Elbow Pad1 * Pair of Wrist PadPackage List:1 * Helmet1 * Pair of Knee Pad1 * Pair of Elbow Pad1 * Pair of Wrist Pad