Scope of Compatibility: Tires for IROBOT ROOMBA Wheels Series 500, 600, 700, 800, 900 E5 and i7, Replacement parts for Roomba Models(All). High Quality: Made of high-quality material, it can withstand different shocks. High-quality absorbent rubber, soft but moderately hard, sturdy and durable. High Performance: It has strong grip for carpets, cushions, doors or some sloping corners up and down steps, and has good adhesion to the ground. The non-slip wheels make your robot vacuum cleaner more efficient and wear-resistant, without noise, which will not affect your rest. Easy to assemble: Cut and remove used rubber, place new rubber. It is recommended to heat worn tires with a dryer in seconds, easier to remove. Package Includes: You will recieve 2Pcs Tires and 1 auxiliary screwdriver. : Tires for IROBOT ROOMBA Wheels Series 500, 600, 700, 800, 900 E5 and i7, Replacement parts for Roomba Models(All). Durable rubber tires are made of high-quality rubber, soft but hard, and have good grip and adhesion to the ground. Easy to install, cut and remove used rubber, place new rubber. It is recommended to heat the worn tire with a dryer in seconds or use a blade for easier removal. It is recommended to replace the tires regularly according to the usage conditions to ensure the efficient operation of the robot and the uniform work of the battery. Package Included: 2 x Tires 1 x auxiliary screwdriver : Tires for IROBOT ROOMBA Wheels Series 500, 600, 700, 800, 900 E5 and i7, Replacement parts for Roomba Models(All). Durable rubber tires are made of high-quality rubber, soft but hard, and have good grip and adhesion to the ground. Easy to install, cut and remove used rubber, place new rubber. It is recommended to heat the worn tire with a dryer in seconds or use a blade for easier removal. It is recommended to replace the tires regularly according to the usage conditions to ensure the efficient operation of the robot and the uniform work of the battery. Package Included: 2 x Tires 1 x auxiliary screwdriver