Rigid Pack Hypodermic Needles with Polypropylene Hub. Features ultra-sharp, tri-beveled, anti-coring, stainless steel needles that produce a consistently sharp needle for more comfortable injections. Translucent, color-coded luer lock hub . Color-coded cap on rigid pack allows for easy identification of needle gauge. Rigid, autoclavable, polypropylene hardpack protects against accidental product contamination and provides particulate-free package. Autoclavability allows convenient use in hospital-prepared surgical packs. Cap-to-sheath seal provides visible and audible tamper evidence and guarantees sterility before use. Assures end user confidence and comfort. Easy-grip design for easy, safe package opening.