The Avalon Rigid Arrow Tube is is designed to protect arrows while carrying them to and from your destination. Rigid, reinforced edges run down the length of the tube to offer just enough rigidiy and flexibility to protect your arrows without cracking the arrow tube. The tube is adjustable between 64 -100 cm to fit arrows and stabilizer rods of all sizes, and has an adjustable strap for easy transportation. Specifications Diameter: 8.5 cm (outer) / 7.5 cm (inner). Carry Strap Telescopic and adjustable between 64cm - 100cm