The insulin pen needles from the Accu-Fine product range allow for a gentle injection as well as particularly safe & practical handling. FEATURES: ‣ Ultra-thin 31G needle for less pain during injections. ‣ 6 mm length ideal for various body types. ‣ Compatible with most insulin pens for convenience. ‣ Sterile and single-use to ensure safety. ‣ Silicone coating reduces needle friction for a smoother injection experience.