4PCS RV Jack Pad Anti Slip Leveling Block for camper Trailer _x000D_ _x000D_ _x000D_ _x000D_ 4PCS RV Jack Pad Prevent Jacks Sinking Anti Slip Weather Proof Leveling Jack Block for camper Caravan Trailer _x000D_ _x000D_ _x000D_ _x000D_ 1. Prevent Sinking Or Cracking: Stabilizer jack pads that prevent fifth wheel stabilizers, swing stabilizers, jacks from cracking or sinking into soft ground are designed with reinforced construction._x000D_ 2. Nonslip: The smooth part of the jack has four nonslip mats that can be used on flat or muddy roads for stability. For better results, it can be used with an aluminum or a plastic stabilizer jack stand._x000D_ 3. Stackable: The kit contains 4 stabilizer jack pads, 5.6x5.6in/14.4x14.4cm, and the stabilizer pads are also stackable if you need extra height, eliminating the need for bulky wood or cinder blocks._x000D_ 4. Easy to Carry: The jack pad is lightweight and has a built in handle for easy use on uneven surfaces such as gravel, roots, and comes with straps for easy storage._x000D_ 5. Anti UV and Weatherproof: The jack pad is made of Polypropylene materials, which are durable, anti ultraviolet and weatherproof, with long use life although exposed to sunlight or rain for a long time. _x000D_ _x000D_ Specification: Item Type:RVJackPad_x000D_ Material: Polypropylene_x000D_ Function: Leveling jack to prevent the vehicle from sinking_x000D_ Application: Cars, caravans, campers, trailers, etc._x000D_ _x000D_ _x000D_ Package List: 4 x RVJackPad _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_