[Product Description] This is a 2-pack replacement tubes for non-latexes blood circulation. Product Specifications: Adult Color: Pink; Material: TPE (thermoplastic elastomer); Total length: 15.7 inches (400 mm); Tube outer diameter: 0.3 inches (8.5 mm); Compatible arm circumference: 7.9 - 17.0 inches (20 - 43 cm); Latex free; Quantity: 1 pair (2 pieces); Manufacturer: