Cardboard freezer boxes with water repellant coating and coated divers are for long term storage of cryogenic samples
Each box comes with a snug fitting lid and drainage holes in each corner so they may be used in liquid nitrogen as well as ULT freezers
The freezer box dimensions are (L x W x H) 5 1/4 x 5 1/4 x 2″
Sold as a mini-case of 50 boxes