Product Features: 1. White / Red / Green / Blue LED light 2. 72mm 76mm 80mm 3. 90A hardness 4. Famous Flash Skate Wheels brand with excellent quality Suit for: For Free Skate / Slalom Braking Roller Skating Shoes Package Includes: 8 Pcs Skate Wheels 8 Pcs Magnetic Cores as a gift Because of the magnetic cores, we can only send the wheels and magnetic cores together via Singapore Post, or we will sent them separately, Please kindly be noted. You will get 2% discount off when you buy 2 lots or above~ If you want different color and Size Combination, please leave message to us, we will try out best to satisfy you according to inventory.thanks very much!