Feature:1. Possess excellent weather resistance and heat aging resistance, made of imported good-quality silicone2. Excellent physical and mechanical properties, meet the needs of various scenarios3. Peristaltic pump external tube possess high tear strength, wear-resistant and durable4. Made of good-quality silicone material, environmentally friendly, non-toxic and harmless5. The extension tube has good elasticity and softness, and can withstand high temperaturesSpecification:Item Type: Peristaltic Pump TubeMaterial: SiliconeColor: GreenSpecifications (inner diameter x outer diameter): Approx. 1 x 3mm / 0.04 x 0.12in2 x 4mm / 0.08 x 0.16in3 x 5mm / 0.12 x 0.2in6.4 x 9.6mm / 0.25 x 0.38inLength: Approx. 1meter / 3.3ft.Package List:1 x Peristaltic Pump Tube