Specifications include, but are not limited to: ROLLER STORAGE RACKS : All rolls for each location must fit on rack and must be delivered unassembled. Racks are to come with adjustable brackets, 2-1/2" diameter tubes for material storage with cotter pins to keep rolls from unrolling; four 6" casters for moving covers; steel tubing with a weight capacity of 3600 pounds; 34" width to allow for entry through a standard doorway (11' long x 6' high); and a two handle manual aluminum hand crank. STORAGE RACK COVERS : Made of flame resistant vinyl. Same specifications as listed for gym floor covers. To be secured with Velcro fasteners. GYM FLOOR COVERS : 18 oz. heavy-duty CPSIA vinyl with high taffeta emboss (colors to be determined after award and will be selected from standard colors available). PVC fabric must be treated to prevent UV rays, fungus, bacteria, and microbial growth. Vinyl must be fire retardant & certified to meet all state standards. Material must be CPSIA certified, meeting all phthalate and lead requirements so floor covers are safe for children.