Verified customer photo
★★★★★
“5 star! Love this pep case, and the colors! Thank you so much! Super fast shipping too!”
Purpose-built vial organization
High-capacity protection with a precise fit—designed to turn a cluttered shelf into a system you can trust.
Customer photos · Published through Judge.me
Verified customer photo
★★★★★
“5 star! Love this pep case, and the colors! Thank you so much! Super fast shipping too!”
Published customer photo
★★★★★
“It’s so durable. The pink is so pretty.”
Published customer photo
★★★★★
“Sturdy and beautiful color.”
Example logo
Custom logo printing · $2 per case
Choose an eligible case, select Add a custom logo print on its product page, and upload your artwork before adding the case to your bag.
A faster path to the right case
Choose the vial size, whether you need a BAC bottle slot, and how many vials you carry.
BAC-ready cases add one dedicated slot for a compatible 30mL bottle and are available for 3mL vials.
We match the cap size to your case. Caps stay optional until you choose them.
3mL · Single latch
Includes 1 compatible 30mL BAC bottle slotShop VialLock cases
Compare vial size, capacity, and everyday use to find the case that fits your routine.
Showing 39 of 39 matching cases
Try a vial size, capacity, case style, or “TPU caps.”
New · BAC-ready
High-capacity favorite
3mL · Double latch
New · BAC-ready
3mL + 10mL · Mixed-size kit
Case + storage
Travel size
3mL · Stackable inserts
Everyday
Popular
3mL · Mini cooler case
3mL · Essential case
3mL · Essential case
3mL · Essential case
3mL · Essential case
3mL · Essential case
3mL · Essential case
3mL · Essential case
3mL · Essential case
See details · Outlet case
Browse this same complete lineup in a dedicated catalog view.
Quick comparison
Start with vial size and capacity, then choose the case style that works best for where you store or carry it.
| Case | Vial size | Capacity | Best for | Cap fit |
|---|---|---|---|---|
| 4‑Vial Vault | 3mL | 4 | Travel | 14mm |
| 6‑Vial Vault | 10mL | 6 | Travel | 20mm |
| 10‑Vial + BAC Vault | 3mL + BAC | 10 + 1 BAC | Home | 14mm |
| 12‑Vial + BAC Vault | 3mL + BAC | 12 + 1 BAC | Home | 14mm |
| 30‑Vial Combo Vault | 3mL | 30 | Home | 14mm |
| 60‑Vial Vault | 3mL | 60 | High capacity | 14mm |
| 100‑Vial Vault | 3mL | 100 | High capacity | 14mm |
New category · Printer accessories
Beyond vial storage
The NIIMBOT M2 carrying case now has its own printer-accessory area, separate from vial-case capacity filters and finder recommendations. Its fitted layout keeps the printer, four label rolls, and a USB charging cable together.
Complete your case
Choose a case and we’ll identify the compatible cap size. Add caps only if you want them, then review both items in your bag.
Reusable TPU · small 14mm + large 20mm
The small add-on with a big job
Small caps pair with 3mL cases. Large caps pair with 10mL cases and the other listed 5–30mL vial-top sizes, with quantities and colors selected on the product page.
VialLock 100‑vial case in a modern kitchen setting.
Made for everyday organization
Choose the right capacity, pick your color, and keep every vial easier to see and reach.
Welcome offer
Get the VialLock welcome offer, fit guidance, and product updates by email. SMS is optional on the next step.
Enter your email in the secure Klaviyo signup form. You can choose whether to add SMS on the next step.
Valid on orders of $35 or more. One use per customer; cannot be combined with another discount.Fit guidance before checkout
Small caps are listed for 3mL vial tops at 14mm. Large caps are listed for 5–30mL vial tops at 20mm.
Choose the smallest case at or above the number of vials you want to organize, or leave room for the collection you expect to build.
Each product page now keeps the full description, dimensions, materials, and available options visible near the purchase area.
VialLock’s 30-Day Case Fit Guarantee gives you a clear support path if the fit is not right.
Less hesitation at checkout
Shop with the 30‑Day Case Fit Guarantee and a clear path to the correct size.
Find your case