Test Tube Rack - Poly, 18 x 25 mm L1-Sport & Physical Education-L2-Sports Accessories-L3-Storage these durable paper bags are

these durable paper bags are ideal for making gift bags

Storage & Management:

Comfortable grip: PVC coating provides a secure

or simply adding to a larger collection

Test Tube Rack - Poly, 18 x 25 mm L1-Sport & Physical Education-L2-Sports Accessories-L3-Storage these durable paper bags areThese Silicone Stoppers (12 mm) are designed to seal test tubes safely and securely during experiments. Made from durable silicone rubber, they withstand exposure to heat and chemicals, making them ideal for repeated use in school science labs. Their flexibility ensures a snug fit while maintaining a secure seal perfect for experiments involving shaking, heating, or storage. Educational benefits: Teaches students how to safely seal test tubes during