This DEHP-free, USP Class VI, PVC coiled tubing stretches and retracts easily, keeping it tangle-free and space efficient. While the actual size of the coiled piece is between 5.0 and 6.0 cm, the tubing extends to lengths of 91 cm (36 inches) (Part #89315) or 122 cm (48 inches) (Part # 89316). Coiled tubing sets with a male luer and female luer bonded at each end are also available in 91 cm (36 inch) (Part # 89317) and 122 cm (48 inch) (Part # 89318) lengths.