Custom size
Dimensions can be matched to your product and packing method.
Flexible Packaging
Three-side seal bags are efficient for flat, compact, and sample-size products. They are commonly used for custom flat pouches, sachet packaging, cosmetic sample sachets, single-serve pouches, masks, and small retail packs.
5.0/5.0 verified international buyersFactory starting price: from USD 0.05 / pc. Final quote depends on size, material, printing, quantity, and delivery requirements.

Dimensions can be matched to your product and packing method.
Logo and artwork printing can be prepared for brand presentation.
Selected products can start from low MOQ for project testing.
Sample lead time starts from 7 days after details are confirmed.
Buyer proof
These notes are refined from confirmed buyer feedback and kept close to the original sourcing context.
Based on 2 verified buyer reviews
N******o
Japan|Three-side seal sample bags
Mar 14, 2026
The sealing edges were neat and the small bag size was accurate. It worked well for our sample packing project.
Y*****n
South Korea|Flat pouches for beauty samples
Feb 26, 2026
The flat pouch style was easy to pack and looked clean for beauty samples. The material felt consistent across the order.
Product fit
This page is written for sourcing decisions. Use it to check if the product type, material direction, and functional details match your project before sending an inquiry.
Sample packs, sachets, and trial-size products
Masks, small accessories, snacks, cosmetic samples, and single-serve items
Projects that need clean sealing and compact packing
Custom options
A clear inquiry helps us reply with a practical quotation instead of asking many follow-up questions.
Yes. Size, logo, material, color, printing, finishing, and functional details can be discussed based on the product use and order quantity.
MOQ starts from 100 pcs for selected products. The final MOQ depends on material, size, printing method, structure, and production details.
Sample lead time starts from 7 days after product details, artwork direction, and sample method are confirmed.
Please provide bag width, height, material requirement, product weight, printing artwork, and estimated quantity.
Yes. Three-side seal bags are suitable for sample sachets, trial packs, single-serve pouches, and compact sealed packaging.
Yes. Logo printing, full artwork printing, transparent film, matte film, clear windows, and tear notches can be discussed based on product use.
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