Features: 100% brand new and high quality 4 wheels with bearings, no other accessories You can replace your old wheels with them 100% Satisfaction Guarantee,If there is any problem with the use of the product, please contact me and solve the problem.For you to Resend or refund, Please don't give a low score directly.You and I both lose money if you only give bad reviews.Thank you, Dear customer Warning: this toy is not suitable for children under 3 Years Old Color: Yellow, white, green, blue, red, black Material:plastic,metal Sales Way:Retail, Wholesal,Drop Shipping Size: One Size Length:0.7cm(0.28in) Width:0.7cm(0.28in) Height:0.5cm(0.2in) Quantity: 4pcs Note: If you have big quantity (only need over 50 dollars), please feel free to contact me, I will give you SURPRISED PRICE(The more the quantity, the lower the price), thanks Size For Manual Measurement, there may be a 0 to 2 cm error, belongs to the normal phenomenon. And due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package includes: (Without retail package) 4 x Bearing Wheels