Description Our 12mm Rubber stable mats are ideal for use with ponies, donkeys. Brillant option for equestrian transport as lighter in weight than 18/22mm mats but still provide comfort and protection for your horse wile travelling. Made from only the best NR/SBR rubber, Our 12mm rubber stable mats are a guaranteed 3.5MPA. Great Insulation Properties Less bedding (Less Cost) Easy to sweep & clean Great for horse wagons and trailers.