Main material: natural hardwood ( birch or maple), leather style vinyl, 5cm thick high density foam padding. Product Description2. Adjustable height range of 68cm to 88cm (27inch to 35inch).5. Package: one piece to a carton.6. Squeak-proof and designed for easy set-up, no tools needed for assembly.Specifications2. Folded dimension: 97cmx70cmx18cm (38inchx28inchx7.1inch)3. Carton size: ...