Choose from heavy permanent white canvas or colorful reinforced industrial vinyl liner that resists tears, punctures, mildew growth, and is impervious to most contaminants. Frames are a high tensile strength steel with double seam welding mounted to hardwood bases. Crown tops are extra-heavy black vinyl with reinforced handles. Four 3" swivel casters. Vinyl colors: Blue, White, Yellow, Green, Red, Gray, Black, Tan or Brown. Canvas available in White only