SurgiVet Silicone Stomach Tubes. Smooth bore lumen for enhanced delivery or evacuation. Three strategically placed fenestrations at the distal tip provide improved safety and effectiveness. Accepts a syringe or funnel adaptor. Reusable and autoclavable. Non-sterile. Larger sizes are supplied with a funnel. Available in the following tube internal diameter sizes: VSTG30 3.0mm x 91cm, VSTG35 3.5mm x 91cm, VSTG45 4.5mm x 91cm, VSTG50 5.0mm x 91cm, VSTF50 5.0mm x 183cm, VSTC65 6.5mm x 150cm, VSTS65 6.5mm x 300cm, VSTM95 9.5mm x 300cm, VSTL11 11.0mm x 300cm or VSTX17 16mm x 305cm.