Designed especially for lively kids who love to explore this outdoor adventure kit is very helpful. Acrylic optical lenses hard of high transparency and brightness easy to carry and store. Manufacturered by BESPORTBLE. Can be used to observe live insects or flowers leaves coins and other small objects. It can be used for outdoor biological observation activities work school experiments camping travel and so on. Easy to increase your kids interest on study help them develop the diligent thinking ability hands-on ability and observation ability.