SeaDek 4in x 36in 3mm Fish Ruler w/Laser SD Logo Storm Gray. Offered in a 3mm thickness with a brushed texture these rulers are 4inx36in feature laser-etched numbers that will not fade or break down and utilize peel-and-stick 3M pressure sensitive adhesive for easy installation. As well as providing traction underfoot SeaDek fish rulers provide a non-skid surface for holding slippery fish in place for measurement. Not to be used as a legal measuring device; application may cause distortion. Specifications for SeaDek Fish Ruler w/Laser SD Logo: Manufacturer: SeaDek Width: 4 in Length: 36 in Depth/Thickness: 3 mm Features of SeaDek Fish Ruler w/Laser SD Logo 4in x 36in 3mm Fish Ruler with Laser SD Logo 101.6mm x 965.2mm x 3mm Offered in a 3mm thickness with a brushed texture Feature laser-etched numbers that will not fade or break down Utilize peel-and-stick 3M pressure sensitive adhesive for easy installation Package Contents: SeaDek Fish Ruler w/Laser SD Logo SeaDek 22135-80038: 4in x 36in 3mm Fish Ruler w/Laser SD Logo Storm Gray