Crespo Lumbar Support LS/237 Air Deluxe BlackCrespo Lumbar Support LS 237 Air Deluxe Black Product code: CRE 1149220 Manufacturer SKU: 1149220 An ergonomic lumbar support. The lumbar support ensures a proper sitting posture. Thickness and firmness can be adjusted to preference using a pump. Helps prevent backaches. Key Features An ergonomic lumbar support Ensures the ideal sitting posture Thickness and firmness can be adjusted as desired Prevents back pain The ideal shape can be achieved by