PERCH Rolling Retro Exam Stool with Wheels for Hardwood or Tile Floors, Newport Fabric SPIN LIFT HEIGHT ADJUSTMENT SYSTEM Perfect for use in medical or dental offices, salons, spas, garage, kitchen or a workshop. This basic doctors rolling stool features a spin lift height adjustment system with a height range of 18.5" up to 24". FOR WOOD, CERAMIC OR TILE FLOORS A quarter inch glossy rubberized coating encompasses the wheel perimeter of our HARD FLOOR CASTERS, allowing this height adjustable stool with back support to roll on hardwood, ceramic, and tile floors without scratching or damaging the floors surface. 12 YEAR WARRANTY  IF A PART WEARS OUT, WE REPLACE IT FOR FREE! We proudly stand behind the superior quality and craftmanship of all Perch Chairs & Stools with a 12 Year Warranty on parts and a Lifetime Warranty on cylinders. Made in the USA - Guaranteed Quality. CHOOSE FROM 12 SEAT COVER OPTIONS Seat covers are available in fabric or vinyl. Our Spradling commercial grade vinyl is antimicrobial/antibacterial protected with an anti-stain finish using PermaBlok3 Advanced Vinyl Protection. BUILT FOR RIGOROUS DAILY USE Designed to be used all day - every day! .This rolling stool features an ultra-comfortable 14.75" diameter round seat padded with a thick 3" of foam. The durable 4 leg, 21" diameter chrome base allows for daily usage of up to 300 lbs of weight. This ergonomic work stool is perfect for stylists, barbers, musicians, massage therapists, doctors, dentists, or assistants.