How to Measure Vacuum Seal Bags and Vacuum Pouches

Choosing the right vacuum bag size is critical for a proper seal. Too small and your food won't fit; too large and you waste material. This guide explains exactly how to measure vacuum seal bags for food storage, sous vide cooking, and commercial packaging.

How Vacuum Bag Dimensions Are Measured

Vacuum bags are measured width × length in inches (the flat, unfolded size). For example, a 10" × 13" vacuum bag means:

• Width: 10 inches (side to side when laid flat)
• Length: 13 inches (top to bottom)

Important: Measurements refer to the internal bag dimensions (the usable space inside). Always add 2-3 inches to your product length to allow room for sealing.

Step-by-Step: Measuring Your Product

1. Measure the Item Width

Lay your product flat (or at its widest point). Measure side-to-side. Add 1 inch for clearance and sealing space.

2. Measure the Item Length

Measure from top to bottom. Add 3 inches minimum to allow for:

• 2 inches at the top for sealing
• 1 inch at the bottom for clearance

For reusable bags (cut and reseal), add 4-5 inches so you can trim and reseal multiple times.

3. Consider Product Thickness

Vacuum bags are flat (2D), but your product is 3D. If your item is thick (steaks, bulky vegetables), the bag needs extra width to wrap around. Add half the product thickness to your width measurement.

Common Vacuum Bag Sizes by Use Case

Vacuum Pouch Volume Guide

Not sure how much a bag holds? Use this capacity reference:

• 6" × 10": 1-2 cups (~8-16 oz)
• 8" × 12": 3-4 cups (1 quart)
• 10" × 13": 6-8 cups (1.5-2 quarts)
• 11" × 16": 10-12 cups (2.5-3 quarts)
• 12" × 18": 1 gallon+

Tips for Perfect Vacuum Sealing

• Leave 2-3 inches of empty space at the top for a strong seal
• For liquids: Freeze flat first, then vacuum seal (prevents liquid from being sucked into the machine)
• For sharp items: Wrap in paper towel to prevent punctures
• Label before sealing: Write contents and date on the bag with a permanent marker

What Mil Thickness Do I Need?

Vacuum bag thickness (mil) affects durability and puncture resistance:

• 3 mil: Standard for home food storage, sous vide, light commercial use
• 4 mil: Heavy-duty for bones, frozen goods, long-term freezer storage
• 5-6 mil: Industrial-grade for commercial kitchens, sharp or abrasive items

Still Not Sure What Size You Need?

Call us: (800) 594-4424
Email: [email protected]

Our packaging experts can recommend the perfect vacuum bag size, mil thickness, and quantity for your needs. Wholesale pricing available.

Frequently Asked Questions About Vacuum Bag Sizing

What size vacuum bag do I need for chicken breasts?

For individual chicken breasts, use 6" × 10" or 8" × 12" vacuum bags. For family packs (4-6 breasts), use 10" × 13" or 11" × 16" bags. Always add 2-3 inches to your product length for sealing space.

How do I measure for bulk vacuum sealing?

Measure your product at its widest point, then add:

• Width: Add 1 inch for clearance
• Length: Add 3 inches minimum (2" for seal, 1" clearance)
• Thick items: Add half the thickness to width

For reusable bags (cut and reseal), add 4-5 inches to length.

What mil thickness is best for freezer storage?

3 mil: Standard home use, sous vide, short-term freezer (3-6 months)
4 mil: Heavy-duty for bones, long-term freezer (1+ year), commercial kitchens
5-6 mil: Industrial-grade for sharp items, extended storage (2+ years)

For most home freezer storage, 3 mil is sufficient. Upgrade to 4 mil for bone-in cuts or bulk freezing.

Can I use the same vacuum bags for sous vide and freezer storage?

Yes! BPA-free, FDA-approved vacuum bags work for both sous vide cooking and freezer storage. Make sure bags are rated for:

• Temperature range: -40°F to 212°F (covers freezing and boiling)
• Food-safe certification: FDA approved for direct food contact
• Thickness: 3 mil minimum for sous vide (prevents punctures during cooking)

All our vacuum pouches meet these standards.

How much does a 10" × 13" vacuum bag hold?

A 10" × 13" vacuum pouch holds approximately 6-8 cups (1.5-2 quarts) of food. This is ideal for:

• Family-size portions (4-6 servings)
• Medium roasts or multiple steaks
• 1.5-2 lbs of ground meat
• Bulk dry goods (2-3 lbs coffee beans)

Why are vacuum bags measured flat instead of by volume?

Vacuum bags are measured width × length (flat dimensions) because:

1. Volume changes when vacuum-sealed (air is removed)
2. Flat measurements are consistent across all products
3. Easier to match bag size to sealer width

Use our volume guide above to estimate capacity for liquids or bulk items.

What happens if my vacuum bag is too small?

If the bag is too small:

• Food won't fit or will be compressed too tightly
• No room for a proper seal (seal may fail)
• Risk of bag puncture from overcrowding
• Can't reuse the bag (no extra length to cut and reseal)

Pro tip: When in doubt, go one size up. Extra space doesn't hurt; too little space ruins the seal.

Can I cut vacuum bags to custom sizes?

Yes, with vacuum bag rolls. Rolls let you:

• Cut custom lengths for odd-shaped items
• Reduce waste (only use what you need)
• Create bags for oversized products

To make a bag from a roll:

1. Cut to desired length (add 3-4 inches for sealing)
2. Seal one end with your vacuum sealer
3. Insert food and vacuum seal the open end

Shop vacuum bag rolls →

Wholesale Vacuum Bag Pricing

Buy in bulk and save up to 40% on vacuum seal bags. We offer:

• Case quantities: 500-1,000 bags per case
• Volume discounts: Larger orders = lower per-bag cost
• Custom printing available: Add your logo or branding
• Fast shipping: Most orders ship same or next business day

Restaurant, butcher shop, or commercial kitchen? Request a wholesale quote:
📞 (800) 594-4424 | ✉️ [email protected]

Related Vacuum Packaging Guides

• Shop all vacuum pouches →
• Vacuum bag rolls (custom sizes) →
• Sous vide cooking bags →
• Retort pouches (boil-safe) →

Updated March 2026 by Prism Pak packaging experts