3 mL Vial Case
2 to 300 Slot
Vial Size Chart
Vial sizes refer to liquid capacity. Below are the approximate dimensions of each common vial — match your vial to the size this case is built for.
| Vial Size | Approx. Size (Ø × H) | Common Contents |
|---|---|---|
| 1 mL | 11 × 32 mm | Small vials |
| 2 mL | 14 × 35 mm | Standard vials |
| 3 mL | 16 × 35 mm | Standard vials |
| 5 mL | 20 × 38 mm | Larger vials |
| 10 mL | 22 × 50 mm | Bottles & diluents |
| 20 mL | 30 × 57 mm | Multi-dose bottles |
| 30 mL | 36 × 63 mm | Large bottles, bulk |
| 50 mL | 40 × 75 mm | Bulk storage |
| 100 mL | 52 × 95 mm | Bulk storage |
Dimensions are approximate and vary slightly by manufacturer. Ø = diameter, H = height (excluding cap). When in doubt, measure your vial’s widest point and height.
- Hard-shell impact protection
- Fridge & freezer safe
- Keeps vials organized & secure
- TSA friendly & travel ready
- Ships in 24–48 hours
You picked a Blemished item
This version has a minor cosmetic or print defect — a small mark, blemish, or imperfection from the 3D-printing process. It’s offered at a lower price because we can’t sell it as new.
- 100% functional — protects your vials exactly the same.
- Cosmetic flaw only — appearance varies slightly unit to unit.
- Discounted & final sale.

Customer Reviews
Real, verified reviews and photos from VialCase customers.
Every 3 mL vial case we make, on one page. Pick the capacity and colour below — these are the same cases as our individual listings, made to order in Las Vegas and shipped in 24–48 hours.
Fits standard 3 mL peptide and GLP-1 vials. Snug, rattle-free slots; fridge- and freezer-safe; TSA-friendly hard shells. Rugged models add a reinforced single-latch shell; Bio is the wide hex-lid style; + Storage models add a compartment for syringes and prep pads.
Sizes on this page
- 2-Slot (2-Pack)
- 3-Slot + Prep Pad
- 4-Slot Bio
- 4-Slot Rugged
- 6-Slot Mini Rugged
- 6-Slot Rugged + Storage
- 9-Slot Rugged
- 10-Slot
- 10-Slot Rugged + Storage
- 20-Slot
- 30-Slot
- 40-Slot
- 50-Slot (Dual Latch)
- 50-Slot Rugged (Single Latch)
- 100-Slot
- 200-Slot
- 300-Slot Jumbo
Not sure? 4–10 slots for a monthly cycle, 20–50 for a full protocol or two, 100+ for clinic and bulk storage.
Shipping
- Free shipping on all orders over $99.99.
- Made to order — ships in 24–48 hours.
- Tracking provided on every order.
Returns
- 30-day money-back guarantee — love it or return it.
- No-questions-asked returns on unused items.
- Contact us and we'll make it right.
Why VialCase vs. a Generic Box
Built for vials — not a repurposed tackle box.
| Feature | VialCase | Generic Storage Box |
|---|---|---|
| Custom-fit vial slots | ✓ | ✗ |
| Hard-shell impact protection | ✓ | ✗ |
| Fridge & freezer safe | ✓ | ✗ |
| Dedicated diluent-bottle slot | ✓ | ✗ |
| Made in the USA | ✓ | ✗ |
| 30-day money-back guarantee | ✓ | ✗ |
| 1,600+ verified reviews | ✓ | ✗ |
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