Product details:

Protect and maintain your RV or camper with these Camco RV Leveling Blocks. Use to level your RV or camper safely and easily. They're ideal for use when parking on uneven ground at campsites or sloping driveways. Blocks can be used with a wide variety or RVs, campers and trucks. The blocks interlock allowing you to stack them to your needed hight and shape. With a sturdy, durable construction and a solid bottom to Camco's blocks don't sink into the ground. Lightweight, easy to carry.