This 84-slot stackable vial rack 2-pack organizes standard 3 ml peptide research vials into a stable, fully visible open-top grid. The hexagonal honeycomb cell design contacts each vial at six points, preventing lateral rolling and tipping without a lid or enclosure. Open-top construction gives instant label visibility across all 84 slots — grab what you need without moving anything else. Specifications Total capacity: 84 vials — two trays, 42 slots each Slot size: accepts vials up to 18 mm in diameter and 39 mm tall Compatible vials: standard 3 ml crimp-top and screw-top lyophilized peptide vials Compatible peptides: semaglutide, GLP-1 compounds, BPC-157, TB-500, CJC-1295, Ipamorelin, and most standard 3 ml research vials Stackable: corner alignment pegs interlock trays; add more 2-packs to expand capacity Material: engineered polymer, wipe-clean surface Temperature: room temperature, refrigerator use at 2 to 8 degrees C, and standard freezer storage to -20 degrees C; not suitable for ULT freezers or autoclave use Design: open-top hexagon honeycomb — full label visibility, immediate vial access Color: blue Made in the USA Suitable for Peptide research vial storage and organization Semaglutide and GLP-1 vial management Lyophilized compound libraries Lab specimen and sample archiving Essential oil vial collections Clinical and research vial organization Vials shown in product images are for demonstration only and are not included. This rack does not actively cool or refrigerate its contents.