Dynarex® Sterile Gauze Sponge, 4 x 4 Inch, 1 Case of 12 Group Activity Units 8 1 2 x 4 1 2 x1 1 2 (Outside Color:Red 8 1 2 x 4 1 2 x1 1 2 (Outside dimensions) * Stainless steel Easy one hand attachment detachment of tubing from FlexiPort makes changing cuffs much faster and easier * Tested to withstand demanding clinical environments * 3 year warranty * Meets all the latest clinical guidelines for proper fit from AAMI and AHA * Rotatable port reduces stress to cuff tubing and port improving patient comfort and cuff durability * Latex free material minimizes risk of allergic reactions * Folded edge reduces risk of cuts and scrapes maximizing patient comfort * No sewn seams to tear or fray * Antimicrobial coating helps prevent the growth of mildew and bacteria * 4 x 4 inches 100% cotton gauze