Flexible and easy to use, perfect match with the cart. and nice quality, durable to use. Built to strict quality control standards, not easy to damage, long service life. Stable performance and high reliability, a perfect replacement for your old ones. Made of high-quality material for durable use. Type: 3.00-4 Rubber Inner Tube Condition: 100% Fitment Type: Direct Replacement Install for Electric Cart, Tool Cart, Handcart Color: BLACK Material: RUBBER Package Contents: 1PCS 3.00-4 Rubber Inner Tube Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.