Air Decompression Back Belt Inflatable Lower Back Support Waist Lumbar Traction Brace Sports Protection Spine Posture Correct Strap

Type 1How it work :Feature:Product Name : Lumbar Traction BeltGross Weight: About 2 lb (Package including)Inner layer of air inflation : TPU (Special soft )Inner layer : CottonOuter layer : PULength of traction belt : 115cm(45.2 inch)Before Inflation Width: 15cm (5.1 inch)After Inflation Width: 20cm (7.9 inch)Length of extension belt: 15.0cm One size for 29 inches to 49 inches Waists.Product including:1 × Decompression back belt1 × Extension belt1 × Hand pump1 × Air valve keyTYPE 2_TYPE 3