Special Design: Test tube vials with Screw Caps and crystal clear, hard to crack or damage, safe for kids. Great to store powder or liquid, cute easy to carry.

Easier to Work: Plastic test tubes is flat bottoms, can be placed on any flat surface, perfect for marshmallow candy chocolate packaging.But not dishwasher safe.

Wide usage: Each plastic tube caps is well sealed with a cap, Great for Filling with chocolate powder and confections for Christmas gifts and scientific themed kids birthday party supplies

Note: Plastic test tubes are not resistant to high temperatures. but it's perfect size for filling with little candies or bath salts and giving to guests.

High-quality material:Flat-Bottomed test tubes are made of high quality PET plastic,eco-friendly,non-breakable and durable.Screw caps are made of aluminum.Each tube is equipped with a aluminum lid which is tightly mounted to isolate air and liquid.

Special Design:Plastic test tubes are soft and flexible,not easily deform.The screw tops make it easy to open and keep closed.With the flat-bottomed tube design,the product can be placed on any flat surface,no need to purchase additional racks for storing test tubes.