Balance Board 4" - PTSue Fitness Specifically designed and built for seniors' safety. Free physical therapy advice. Made in the USA Measures extra log and wide (16" long x 15" wide) for safety, strength, and stability Board is all natural oak; covered with polyethylene; all nails are recessed Four (4) large safety grip stripes on the platform for safety; built in safety lock for added safety Limit is 300 lbs.; Board weighs 6.5 lbs.; Easy to clean; Fits nicely under a bed or chair