Test tube storage rack: made of plastic; durable and lightweight for everyday use. The rack keeps test tubes organized and within easy reach, helping to reduce clutter on work surfaces. The wellpolished edges provide a safe, comfortable grip during placement and removal of tubes. Suitable for educational settings and home use. Tube holder: the product is well polished and does not hurt hands when used. Smooth finish and rounded edges contribute to a comfortable handling experience during tube insertion and removal. Tube rack: a handy helper for home or school use. Compact bench design provides convenient tube storage, helping to keep workspaces tidy and tubes readily accessible during experiments and demonstrations. Test tube holder: suitable for school and general use. Plastic construction offers a durable and costeffective storage solution for organizing test tubes in classrooms, home laboratories, or science activity areas. Use scenarios In a school science lab to organize test tubes during experiments, improving workflow and reducing mixups. In a home science corner or hobby lab to store samples and reagents, keeping tubes organized and easy to locate. In classrooms or science fairs to display multiple tubes neatly during demonstrations or project presentations.