About this item 【4 Adjustable Length】Caroma roller blades skates are available in 3 different sizes(S/M/L), Small Size(Suit for Feet Length: 7.68in-8.46in), Medium Size(Suit for Feet Length: 8.66in-9.45in), Large Size(Suit for Feet Length: 9.65in-10.4in). Each size has 4 adjustable length options. You can easily adjust size just by pressing a button. Please review the attached size image chart carefully to determine the best fit. 【8 Light Up Wheels】Each wheels size: 64x64x20mm. Hardness of each wheels: 82A. Material of each wheels: Polyurethane. Caroma inline skates for kid come with 8 illuminating wheels that lights up automatically when you start to skate. The colorful lights are powered by wheels rolling and no batteries needed. When playing outdoors, it attracts others' attention and cool flash wheels will provide a fun experience for your kids. 【Triple Protection System】Caroma kids inline skates have triple protection system, includes inline skates buckle, powerful velcro strap and standard shoe rope to provide ankle support. Reinforced heel and toe for resistance and outstanding durability. The single brake is equipped on right foot instead of two brakes installing on left and right feet to prevent the danger of falling backwards when braking. 【Aluminum Alloy Bracket】Our inline skate is made from aluminium alloy bracket, high rebounded 82A polyurethane wheels and ABEC-7 carbon steel bearings. Breathable mesh design provides a good entertainment experience. Soft liner provides good sweat absorbent ability, extra padding in the front prevent kid's toes from hurting. Just enjoy a smooth, quiet and confident ride. Can be used for outdoor and indoor skating. 【A Perfect Gifts】Perfect Birthday Present and Holiday Gifts. Wonderful Christmas Gift for Teens Girls and Boys. Inline Skates are loved by children of all ages and fun for adults, too. We have 100% confidence in our roller skates. Our inline skates come with a one-year supplier limited warranty. Contact us if you are not satisfied with our product. All issues will be solved within 24 hours.