Emerald™ Syringes Have 10Ml Capacity, 21G Needle Thickness And 1 Inch Needle Length. 100 Pieces Per Package. Bd Emerald™ Medical Syringes Have No Latex To Avoid The Risk Of Allergies. With A Printed Scale For The Exact Reading Of The Drug Dose And The Infusion. The Emerald™ Syringes Are In Blister Packs For Safer Protection. Available In 5 More Sizes: 2 Ml X 23 G X 1 (100Pcs) 2 Ml X 22 G X 1 1/4 (100Pcs) 5 Ml X 21 G X 1 1/2 (100Pcs) 5 Ml X 22 G X 1 1/4 (100Pcs) 5 Ml X 23 G X 1 (100Pcs)