Descriptions: 1. Multipurpose Usage: The portable curb ramps can be used for a variety of purposes. Gives access to car automotive vehicle,trailer, wheelchair, walker, lift, cart, motorcycle, bike, scooter and handtruck over curbs or elevated sidewalk. 2. Sturdy Hardware: This pair of mobility curb ramps for driveway are constructed from durable and high quality materials. 3. Lightweight Ramp: The kit consists of 1 piece heavy duty poly driveway ramps for low cars which are surprisingly lightweight thus very easy to carry or transport from one place to another. Suitable for curb, home garage, loading dock or house driveway use. 4. 6600LB Capacity: With dimensions of 50cm width x 27cm depth x 7cm height each on a flat surface, this auto car ramps for low cars support up to 3.3 tons or 6600 lbs weight, allowing vehicles to be driven safely up or down uneven ground or curbside. 5. Preformed Holes: The outdoor threshold ramp set can be permanently installed in high traffic areas using the integrated mounting holes at the bottom of each ramps. Features textured surface for increased friction or traction and angled section tracks. Technical Specifications: Load capacity: 6,600 lbs. MAX Color: black, yellow, green Construction material: molded industrial grade compound plastic Individual ramp size (L x W x H): about 50*27*7cm/19.69*10.63*2.76in Applicable: suitable for about 6-8cm/2.36-3.15in height steps Packing List: 1*Vehicle Ramp