Anti-Sink & Stable Support: Effectively prevents trailer stabilizer jacks from sinking into soft soil, mud, grass, gravel, tree roots and uneven ground. It provides a solid level base to avoid tilting and ensure safe, reliable parking on all rough and soft terrain. Large Support Base: Boasting a 6-3/16" × 6-3/16" footprint, these RV jack pads feature a sturdy honeycomb structure to evenly disperse heavy loads and absorb pressure for superior stability. Interlocking & Portable Design:Smart interlocking structure allows multiple pads to connect tightly; built-in carry handle makes moving effortless. Free Storage Strap Included:Comes with a handy storage strap for easy bundling, neat storage and convenient portability. UV Resistant & Durable: Made from heavy-duty UV-stabilized polypropylene, these jack pads stand up to sun exposure and harsh outdoor weathering. Premium material delivers excellent durability for long-term use on RVs, trailers and campers.