for liquid 3ml 1 ml colostrum colostrum collector luer lock plastic plastic for liquid feeding 1cc 3ml oral disposable sterile 1ml liquid sterile for colostrum oral 1ml disposable 3ml for colostrum collection 1 ml oral jeringa measuring SPECIFICATION: 20 pack disposable - 3ml/cc - 21G - 25mm / 1 Inch. INDIVIDUALLY SEALED: Each 3ml/cc is individually sealed, sterilized and designed for single use. Warm note: the are for industrial use only. Luer Lock Design: Luer Lock provide a more secure connection and preventing accidental dislodgement or leakage. PREMIUM MATERIALS: 3ml is made of high quality plastic, safe and harmless. for liquid is easy to push and pull, and the tight seal is perfect for easy dispensing with no residual liquid left behind. WIDE APPLICATION: Plastic have clear measurement markings and accurate scales to ensure accurate measurement and dispensing of liquids which is great for industrial, science lab and experiments