Key benefits Prevents unintended rolling: Firmly anchors wheels so vehicles stay put during loading, maintenance, or parking on slopes. Easy to carry and store: Small, stackable design and light weight make transport and storage simple for trips and fleet use. Fast, accurate placement: Built-in sturdy handle lets you position the chocks safely without kneeling or reaching under the wheel. Durable, weather-ready: Made from superior PP material for long-lasting performance in rain, sun, and cold. What it does and why you need it Immobilizes wheels quickly and reliably to reduce the risk of vehicle movement when changing tires, hitching trailers, or working under a vehicle. Eliminates awkward handling and bulky storage needs—stackable units save space in trunks and toolboxes. Designed for everyday use by drivers, mechanics, fleet operators, and campers who require dependable wheel stability. Key features Material: High-quality polypropylene (PP) for impact resistance and all-weather durability. Design: Compact, stackable shape for easy storage; integrated handle for safe, simple positioning. Compatibility: Adapts to a range of wheel sizes—suitable for cars, trucks, trailers and similar vehicles. Function: Provides secure immobilization and consistent performance across conditions. Practical use scenarios Roadside tire change: Place chocks behind/by the wheel to prevent rolling while you swap a flat tire. Trailer hitching and storage: Secure trailer wheels during coupling or when parked to prevent movement on inclines. Camping and maintenance: Stabilize an RV, camper, or light truck during leveling, servicing, or loading/unloading. What to expect Reliable wheel hold in everyday conditions without complicated setup. Compact storage and easy handling so you can keep chocks on hand for travel or work. Straightforward, safety-focused design that supports safe vehicle immobilization for cars, trucks and trailers.