Custom coffee bags with valve.
Custom printed coffee bags for specialty roasters — one-way degassing valves, kraft or metallized film, 100-unit minimum. Printed in Michigan, shipped in 7–10 days.
Custom coffee bags built for specialty roasters
Most flexible packaging converters require 5,000 units to run a custom coffee bag. That math works for commodity roasters running the same SKU year-round — it doesn't work for specialty roasters who rotate single-origins seasonally or launch small-batch releases. Brand My Bags prints custom coffee bags starting at 100 units from our Oak Park, Michigan facility, which means you can run 100 bags instead of 5,000 for a single-origin or seasonal release you won't sell through before the next crop arrives.
Every custom coffee bag we print is available with a one-way degassing valve — the component that allows CO2 to escape from freshly roasted beans without letting oxygen in. Without a valve, you either wait 5–7 days after roasting to let CO2 dissipate before sealing, or you seal immediately and risk bags swelling and splitting in transit. Neither option is good for a specialty roaster whose product story is freshness.
We offer kraft paper laminate for the natural-craft aesthetic most specialty roasters prefer, metallized barrier film for maximum shelf life, and clear window options for retail visibility. All formats — stand-up pouches, flat-bottom bags, and lay-flat single-serve — are available with resealable zippers and one-way valves. SQF certified from first press to finished bag. See our food manufacturer packaging and botanical and herb packaging pages for related product lines.
Why the one-way valve matters more than the bag
Coffee starts off-gassing CO2 the moment it leaves the roaster — a process that continues for 3–5 days at high rates and then tapers off over weeks. A bag without a degassing valve has two failure modes: seal and the CO2 pressure bursts the bag in transit, or wait for the gas to dissipate and lose the freshness window you roasted for. A one-way valve is the mechanical solution — it opens under CO2 pressure to vent gas, then closes to block atmospheric oxygen from entering.
A one-way degassing valve releases the CO2 that freshly roasted beans give off, so bags can be sealed fresh without building up pressure and bursting. The valve opens to vent gas, then closes to keep atmospheric oxygen out — letting you seal at roast time instead of waiting days for the gas to dissipate.
The barrier film spec underneath the valve matters too. Our metallized film achieves an oxygen transmission rate under 0.1 cc/100in²/day and a moisture vapor transmission rate under 0.02 g/100in²/day. That's the spec that determines whether a bag of light-roasted Ethiopian coffee still tastes like it should at week 8 on a retail shelf, or whether it tastes like cardboard. Related: cannabis packaging uses the same barrier spec for the same oxidation-protection reason.
Why specialty roasters choose Brand My Bags
100-unit minimum order
Most converters start at 5,000 units. Our 100-unit MOQ lets you run seasonal single-origins and small-batch releases without excess inventory. Volume pricing available as quantities increase.
One-way degassing valves
Available on all bag formats. A one-way valve vents CO2 from freshly roasted beans so bags can be sealed fresh without building up pressure and bursting.
Kraft and metallized film
Kraft paper laminate for the craft-roaster look. Metallized barrier film (OTR <0.1 cc/100in²/day, MVTR <0.02 g/100in²/day) for maximum shelf life. Both available with valve and resealable zipper.
Stand-up, flat-bottom, and lay-flat
Stand-up pouches for retail. Flat-bottom quad-seal bags for a distinctive shelf presence. Lay-flat for single-serve and sample sizes. All formats printed full-surface with your brand graphics.
7–10 business day turnaround
Printed in-house in Oak Park, Michigan — no overseas production. From proof approval to bags in your hands in under two weeks. No 6-week ocean freight window before your seasonal roast runs out.
SQF certified, FDA-compliant film
Our facility is SQF certified for food-contact flexible packaging. Required by most grocery retailers and specialty coffee chains for supplier approval. All film materials FDA-compliant for direct food contact.
Printed in-house.
Shipped your way.
Real pouches from real runs — stand-up, lay-flat, rollstock, and more.
No. 01No. 02No. 03Manufacturer direct. No middlemen.
We print every bag in-house. Design your custom mylar pouches, get a quote in minutes, and work directly with our production team.
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