Replacement compatible for Roomba 500, 600, 700, 800 and 900 full range of modelsPack with two rubber tyres compatible for iRobot RoombaEasy to emble: cut and remove used rubber, place new rubber.Great adhesion to all surfaces, exceptional qualityColour: BlackMaterial: PlasticPackage Contents:4 x Tire skinOnly the above package content, other products are not included.Note: Light shooting 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.