The Qwork 2pcs Plastic Curb Ramps are specifically designed for wheelchairs and motorcycles, providing easy access for individuals with mobility issues. Made from durable black plastic, these threshold ramps have a maximum load capacity of 150kg and feature a corrosion-resistant, lightweight, and compact design. With an anti-slip surface, these ramps are perfect for various types of mobility devices including 4-wheeled scooters, power wheelchairs, 3-wheeled scooters, and manual wheelchairs. The manufacturer offers a 1-month warranty, making these ramps a reliable and practical solution for improving accessibility in various environments.