Child injection arm, 3 year old Lifelike training arms for practicing vein puncture. The veins can be palpated and the puncture touch and feel is very realistic. The models include the basilica, median antebrachial and cephalic vein. The vein reacts life like when punctured, a flashback is present. After removing the needle the skin closes its surface. The Injections arms are disposable items and have to be replaced after intensive use.