... Composition:(3) High quality combined fabric(4) High elasticity bonnel spring, Ø2.3, optional row count: 252 (12*21), ... 13*24), 336 (14*24), 364 (14*26). Consistent spring diameter and even waist diameter provides increased stability and supporting ... power. Each part of the bed net is to better match the curves of human body ... (9) OEM is offered compressed pillow top spring mattress 6220#