Description _x005F_x000D_ _x005F_x000D_The set includes 50 PCS Centrifuge Tubes. They're simple to fill and the lids fit tight, no leaks. Smooth products, good transparency, accurate measurement scale, the lid elastic appropriate to high-speed centrifugal. _x005F_x000D_ _x005F_x000D_Features _x005F_x000D_ _x005F_x000D_- Color: As shown, Random Color Cap. _x005F_x000D_- Material: Plastic _x005F_x000D_- Specification: 15ml _x005F_x000D_- Smooth products, good transparency, accurate measurement scale, the lid elastic appropriate to high-speed centrifugal. _x005F_x000D_- They're simple to fill and the lids fit tight, no leaks. _x005F_x000D_- 15ml capacity, perfect for working with liquid samples. _x005F_x000D_- Suitable for storing samples, beads, essential oils, etc. can be stored at low temperature.Packing list: 50 x Tubes