Listing is for 1 insert Each insert holds 20 x 3ml vials (up to 17mm Diameter). Easy to grip handle Bottom lip for secure nested stacking fit. 1 insert for $12.50, 2 Inserts for $25 32oz Hydrapeak thermos holds 2 inserts. 25oz and 18oz Hydrapeak thermos Only fits 1 Insert **THERMOS IS NOT INCLUDED WITH THIS PURCHASE**" These custom inserts securely hold 20 (3ml) peptide vials per insert. They feature an easy to grip handle and nested secure stacking! These inserts precisely fit a 32 oz / 25oz / 18 oz insulated Hydrapeak thermos. The thermos provides excellent protection against frost and moisture. Please note, due to the nature of 3D printing, slight variations in the final product may occur. Any items shown in photos (such as vials, etc.) are for demonstration purposes only and are not included with your purchase. Key Features: Made with high-quality, eco-friendly PLA filament Custom color options available upon request *Colors may vary slightly from the screen* *Gradient and Dual/Tri color prints will vary in color placement on each print* Hydrapeak Insert | Hydrapeak Vial Inserts | Peptide Insert Holder | Vial Insert for Thermos | 3ml Vial Insert | Vial Storage Insert Original design by corona - Remixed to include 20 vial slots, a thicker handle, and stackable bottom rim.