It is different than the SOS strap or other conventional straps in that it is designed to keep the case upright against your back.
• Designed for most instrument cases or bags
• Unique internal control-stretch system with bound edges
• Attaches with metal swivel hooks
• Non Skid Surface
• Fully adjustable approx. 25 - 57 inches (63,5cm - 144,8cm)
• Pad Dimensions: 3 x 19.5 inches (7,62cm x 49,53cm)
• Made in the USA