TPU is a thermoplastic polyurethane elastomer, which is a lightweight and puncture-resistant material Standard model of TPU tube Can be considerably lighter than regular tubes Excellent rolling resistance, compact and convenient to carry Puncture-resistant performance is also excellent
Color: Blue Size: 45mm Material: Rubber Wheel size: 28 inch Packing size : 22.8 x 11.5 x 4.3 cm; 120 g
