• Plastic
• Observation bucket--can be used for outdoor observation activities, work, school experiments, camping, travel and so on,Educational
• Collector--can be used to observe live or flowers, leaves and other small objects,Observation Barrel
• Science plaything--magnifying glass provides magnification effect so that can see more clearly,Outdoor Exploration Tools
• Explorer kit--funny collecting box​ , arouse your curiosity to explore,Collection
• Barrel--lightweight and compact size, very portable to take along,