Holds 12 of the plastic vendor boxes commonly shipped with 3ml peptide vials, plus there are ten 3ml vial slots on the bottom tray. Can accommodate vials up to 17mm in diameter and 39mm in height, the common size for research peptide vials. Customer is responsible for measuring their vials with calipers prior to ordering to ensure proper fit. 

Box features removable trays and a removable, hingeless lid. 

Please note - plastic vendor boxes are not included with purchase.