Introducing the Roller Derby Gum Drop Adjustable Roller Skates! These cute and stylish skates offer the perfect combination of fun, fashion and function! The innovative adjustable sizing mechanism allows the skate size to be easily changed for years of enjoyment. The sturdy boot provides beginners with the stability they need, while the padded lining offers the right amount of cushion and comfort. Whether skating at the rink or outdoors, every kid will find enjoyment in the Roller Derby Gum Drop! Highlights: Outgrow no more! Adjusts up to 4 sizes at the twist of a lever. Size Medium (3-6) Strong and supportive boot with extra cushioned padding perfect for beginners. Indoor/outdoor wheels made of quality urethane, providing an enjoyable skating experience. Designed with fashion and style in mind, the Gum Drop will add fun to any skating adventure. Roller Derby quality and construction ensures durable and long-lasting performance. Specifications: Weight: 6 Pounds Closure Type: Lace-Up Features: Indoor/Outdoor Use Suggested Age: 8 Years and Up Number of Wheels: 4 Wheel Material: Polyurethane Wheel durometer: 82A Shoe Width: Medium Wheel Color: Blue Wheel Diameter: 54 Millimeter Material: Boot: Plastic Warranty: 90 Day Limited Warranty. To obtain a copy of the manufacturer's or supplier's warranty for this item prior to purchasing the item, please call Target Guest Services at 1-800-591-3869