Check the listing for details. Highly Elastic Natural Latex Rubber Tube for Catapults, Surgical, Catapulting. Color: Natural, Condition: New. Listed at 3.64 USD. Name: Latex Tube Material: latex Specification: 3x5 means inner diameter 3mm, outer diameter 5mm, and so on. Product features: high elasticity, general tensile range can be in their own 6-9 times, very good resilience, with good wear resistance, tearing strong Scope of application: used in chemical industry, laboratory, glass instruments and other aspects for accessories, but also a kind of tensile strength to the conventional composition of the accessories. The elasticity of natural latex tube is more than 3 times of TPR tube, and it can be pulled to the extreme to recover to the original length basically, and it is not easy to disconnect. Product storage: please seal the package, placed in a dry place, room temperature storage, avoid direct sunlight.