Package contains test tube with cork stopper. Made of plastic material, safe and durable. Has a good seal. Great for scientific experiments, storing powder, liquid, or growing plants. It is a useful product for home use. - Color: As shown - Material: Plastic and wood - Size: Approximately 7.8 x 1.3 x 1.3 cm - Premium plastic material, eco-friendly. Hard shell ensures durable use. Easy to clean - Cork stoppers are easy to seal tightly, providing good leakage-proof performance - Compact and simple design, ideal for holding beauty liquids such as cosmetic samples, lotion, liquid, gel, and more for portable carry and convenient use during travel - Test tubes are well sealed to keep stored items bacteria-free and moisture-free - Suitable for containing liquid for experiments, holding small crafts, candies, or as gifts for friends and family Packing list: 30 x test tubes with cork