The NEON Combo Skates brings the best of both worlds. Get ready for double the fun with the NEON Skates! Switch between Inline and Quads seamlessly and watch them light up as you move - no batteries needed! Plus, they're built to last with adjustable sizing for the perfect fit! Features: ADJUSTABLE SIZING - Enjoy versatility with Yvolution's Combo Skates, available in two adjustable sizes: US (12-2): 7.28" - 8.08", and, US (3-6): 8.45" - 9.45". Changing the size of these skates is a breeze - just press the button to move the interior toe cap back and forth in the boot to increase or decrease the size as needed. Experience the perfect fit for your skating adventures TRIPLE PROTECTION FOR ULTIMATE SAFETY - Yvolution's kids' skates are equipped with a comprehensive triple protection system to ensure the safety of young skaters. Featuring a sturdy hook and loop strap, high-strength buckle, and secure laces. These measures work together to provide maximum security and support during skating sessions. Added reassurance double brake design for safety and stability COLORFUL AND AUTOMATIC LIGHTING - Yvolution's skates feature vibrant LED wheels that light up in both modes, creating a stunning glow effect with every roll! What's more, these wheels illuminate without the need for batteries. Perfect to enhance safety by increasing visibility in low-light conditions. Enjoy a magical skating experience with Yvolution's automatic lighting colorful wheels HIGH PERFORMANCE - Enjoy smooth and effortless gliding with Yvolution's high-speed mute ABEC-7 bearings. Designed for precision and durability, these bearings ensure a seamless ride, allowing you to skate with ease and confidence. SIZE CHART - US (12-2): 7.28" - 8.08", US (3-6): 8.45" - 9.45". Please check the size before placing an order