[1.9 Crawler Tire Foam]Upgrade your 1/10 RC Crawler with 1.9 Crawler Tire Foam for improved traction and grip. Suitable for 1/10 RC Crawler using 1.9 Tires such as TRX4 SCX10 III [Customizable 1.9 Tires Foam]Our 1.9 Tires Foam is made of silicone material with three layers of hollow design. Cut off part of the lining to Cut off part of the lining to softer or keep it intact for a harder feel [1.9 Tires Performance Enhancement]Silicone 1.9 Tires Foam can Replace the traditional absorbent sponge foam lining, not afraid to wade in water, More superb sidewall support than regular foam to keep the shape of tires, improve traction and grip [1.9 Tires Foam ]Measuring 108x42mm (4.25x1.65in) , weight 82g-84g/Pcs, Choose from two types of silicone quality in purple and green (soft), suitable for 18lbs and 12lbs 1/10 RC Crawler respectively Color: Green and Purple Material: silicone Package Contents: 4Pcs x Silicone 1.9 Tires Foam for RC Car 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.