0kcal is the most cost-effective

It performs much better than the two strap system and does not result in compression marks

the needle retracts into the body of the device

- Reduced bandage slippage

Bulking agent: microcrystalline cellulose

Omnican Fine Pen Needles 5mm 31g x100 3116589 0kcal is the most cost-effectiveOmnican Fine Pen Needles Single use pen needles Three facets grinding, a special silicone coating and thin wall technology for hygienic and safe use. Crafted from premium stainless steel and engineered with precision, Omnican Fine Pen Needles are ultra thin and sharp. Smooth, burr free design to minimize trauma