Comfort Vespa - 10 Sheets 2.5mm 500x700mm Sound Deadening Mat KitComfort Vespa 10 Sheets 2. 5mm 500x700mm Sound Deadening Mat Kit Comfort Mat VESPA 2,5 mm is a classic mastic vibration deadening mat for zones with light or medium vibration loads. Universal vibration deadening material with thickness of 2. 5 mm has increased adhesion to metal, mastic is made from a mixture of special polymers, reinforced with aluminum foil. The use of a modified elastomer in the composition of the mastic gives the material a high