-0.4x24mm. -Metric. -High quality of stainless-steel needles. -Tri-beveled sharp point ensuring entry with less pressure. -Surgical grade silicone which reduces resistance and pain. -Ethylene Oxide gas sterilized. -Minimizing the tissue damage thanks to the bevel marking on each hub to ensure an optimal injection position. - Made in UK. **For further product information , please contact Chat support**