Extendable hidden-wheel design - White extendable roller skate shoes that convert between athletic sneakers and roller skates. The hidden wheels provide a sneaker-like appearance when not skating and allow a smooth transition to outdoor skating for an enhanced experience. Comfortable and durable materials - Made with a comfortable, breathable upper and lining for everyday wear. - Wear-resistant sole and PU wheels designed for durability and smooth gliding. - For best results, add lubricant before first use to reduce friction and improve glide. Versatile and size-flexible - Adjustable / extendable sizing to fit girls, boys, children and adults of all ages. - Suitable for a wide range of foot sizes, offering a single pair that grows with you. Safe and practical braking - 2-in-1 braking concept with a standard T-shaped brake. - Can also be used as a trainer option when taking a break from skating, providing a different and convenient skating experience. Use scenarios - Outdoor park or sidewalk cruising for exercise and recreation. - Daily casual wear that can quickly convert into roller skating for a fun commute or weekend activity. - Family skating sessions or kids’ playtime in the yard or park. - Gift idea for birthdays or Christmas, bringing fun and adventure to recipients of various ages. Notes - Lubricate PU wheels before initial use to minimize friction and optimize glide.