Reclining chair backrest: 100 ° -180 ° adjustable Cushion material: PU leather Frame material: carbon steel+anti rust process treatment+coating Instrument tray material: SUS304 Material of spittoon basin: SUS304 Collection bag for spittoons: 2.5L (standard with 2 pieces) Folding chair unfolding size: 172 * 50 * 60cm Folded size: 103 * 55 * 27cm Packaging size: 106 * 58 * 29cm This product combines an instrument tray and a spittoon basin, with light weight, sturdy structure, convenient disassembly and assembly, and can be folded up with just quick disassembly and insertion.