The Blickman 1113BLK 5-Leg adjustable Exam Stool rests on a 24" diameter black composite base. Wall Saver ™ tips on the base protect against scuffmarks and offer a textures surface for foot grip. Black composite base offers a more contemporary look. Sit in comfort on a 15" diamter, vinyl upholstered seat, with 3" thick polyfoam padding. Travels easily on 2", single-wheel, hard-rubber casters. Choose from 12 upholstery colors.