It is recommended to replace the absorbent element every 6-12 months, depending on the degree of wearPolyurethane foam density 18 kg / m3Waterproof polyester, weight 350 g / m2, thickness 0.55 mm220 gram spacer mesh - 100% polyesterThe construction of the mat prevents spilling of the working liquidThe mat has a zipper that allows you to replace the insertDoes not cause excessive wetting of footwearPlastic zipper - does not corrode.The mesh in the mat prevents the penetration of mechanical impurities into the interior, which extends the life of the foam.Made of durable fabrics resistant to low temperaturesReplaceable polyurethane foam inside the matBoth the mat and insert can be cleaned manually or mechanically.