Description Stainless steel insect pin specimen for school entomology insect collectors. Insect are good for you to handle the various sized specimens, bring you an effortless and scientific operation. Comes with a sturdy and safe plastic bottle to hold these needles, can protect your needles from losing or messing, portable to store and carry around. Features - Color: Silver.- Material: Stainless steel.- The length of our stainless steel insect pin is about 40 mm.- Specimen pin are made of stainless steel to reduce rust and improve preservation of your specimens, for long-term use.- Suitable for collecting and making most kinds of insect specimens in small, medium or large sizes.- Pin for mounting and displaying insect specimens, designed for the exacting insect collector, bug hobbyist needs.- It comes with sturdy, safe plastic vials, this packaging method keeps pin organized.Packing list: 300 x specimen needles