Detachable. IV trainer can be detached into a skin pad, tube, protective plastic, and elastic arm straps. Wearable. Support to wear on the forearm of a live person or manikin for IV and phlebotomy practice. Safe. The inner protective board in the protective plastic protects your hand from needle injury. Realistic. Human skin texture silicone pad enables embedded blood vessels more realistic to see. The detachable IV sleeve trainer is good for intravenous and phlebotomy practice on the forearm. Highly simulated and positioned blood vessels realistic. Support to practice on a live person or manikin. (Except for the main drawing, the rest are effect accessories, not included) Color:As Shown Material:Silicone + Cotton Package Contents: 1 set * Split venous puncture model Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.