Description & gt; Perfect training wheels for those who are not skilled at cycling or afraid of falling. & gt; Made of premium strong metal material which can bear heavy children without problems. & gt; Our training wheels with all neccesary parts and clear installation instructions, these wheels are easy to install. & gt; Suitable for most bike of 12 to 20 Inches Features These stabilizers designed for road practices, help beginners gradually learn how to balance on a bicycle|The 3mm thick steel bracket arms will be more security and stability for bike beginner|Bicycle Training Flash Wheels are suitable for Most Bike of 12 to 20 Inches, comes with parts, theyre individually adjustable & easy to install|They have the function of being non-slip and noiseless, so that your child can be safer and smoother when driving without having to worry|Bike Stabilizers wheels are made of PVC material which is wear-resistant. And bracket arms are made of robust stainless steel which is not easy to rust - Color: Silver, black - Material: Metal, rubber - Wheel Size: 12.8 x 2.4cm/ 5* 0.9" - Bracket Size: 21 x 7.5 x 2.9cm/ 8.3*3*1.14"(Lx W x H). - Style: Universal - Feature: Adjustable - Gender: Children - Wheel Quantity: 2 - For Wheel Size: 12"/ 14"/ 16"/ 18"/ 20" Package Including 1* Universal Heavy Duty Training Wheels for 12/ 14/ 16/ 18/ 20inch Bike Kids Children children's bicycle _x000D_