Very light & comfortable padded swivel Lower back in spine for added comfort and performance.
Swivel base actual measurements of the spine Protector are below. Size Small = 5 plates back length 20' Waist UPTO 38' Size Medium= 6 plates back length 23' Waist UPTO 40' Size large = 6 plates back length 23' Waist UPTO 42' Size XLarge = 6 plates back length 23' Waist UPTO 44' Size 2XLarge = 7 plates back length 26' Waist UPTO 46'
