Tubifast 2-Way Stretch(TM) is a lightweight, tubular bandage that is used for dressing retention and skin covering on any part of the body. Tubifast bandages hold dressings securely, without constriction or compression. A colored line knitted into the bandage identifies each size. The Yellow line Tubifast measure 4.3" (10.75 cm) x 33' (10 m) and is indicated for "Extra-large limbs, heads, children's trunks".New Tubifast 2-Way Stretch is manufactured from viscose with very fine elastane threads knitted into the fabric to provide light elasticity. Available in a range of sizes to fit everything from small limbs to large adult trunks. Tubifast lightweight tubular dressing retention is quick and easy to use. Simply cut to size and stretch over the dressing for an even, non-constrictive fit.