The Vriksasana Posture Sacroiliac SI Joint Belt is a plus-size lumbar support belt designed for women and adults. Made of silicone and neoprene, this adjustable belt provides compression and stabilization for the sacroiliac (SI) joint, offering pain relief support for the waist, back, abdomen, and legs. With a nude color and XL size, this belt is self-adhesive and measures 46-54 inches in length. Imported from China, this unit helps improve posture and alleviate discomfort in the lower body region. Size chart in photos