Designed for storing and studying insects. The amazing Clip-n-Go Bug Jars are made from unbreakable plastic with a built in magnifying glass in the lid. Contains tweezers and belt clip that can be easily attached to your belt or backpack. The built in magnifying glass has 3x magnification, ideal for viewing the contents of your container. Collect bugs, rocks, leaves etc the possibilities are endless. Set of 2 bug jars.