ASG Holders
ASG encapsulates stamps in high-quality holders designed for long-term preservation. Numerous security features, including an advanced hologram, provide protection against counterfeiting.
ASG holders are available in a variety of sizes to accommodate many of the most popular stamps and blocks of four stamps.


ASG’s flagship holder provides a crystal-clear display using museum-quality materials. ASG Standard Holders can currently fit the following stamp sizes:
- 25mm (height) x 22mm (width)
- 27mm (height) x 23mm (width)
- 28mm (height) x 25mm (width)
- 30mm (height) x 27mm (width)
- 30mm (height) x 40mm (width)
- 31mm (height) x 26mm (width)
- 33mm (height) x 44mm (width)
- 36mm (height) x 36mm (width)
- 40mm (height) x 30mm (width)
- 44mm (height) x 33mm (width)
- 50mm (height) x 38mm (width)
- 52mm (height) x 31mm (width)
Note: Stamps that are slightly smaller than the maximum dimensions for this holder may need to be encapsulated in a larger holder. If that happens, your fees will be adjusted based on the holder used.

Made from the same high-quality materials as the Standard Holder, the ASG Oversize Holder can accommodate larger stamps and blocks of stamps. The ASG Oversize Holder can currently fit stamps and blocks of stamps of these sizes:
- 63mm (height) x 53mm (width)
- 66mm (height) x 56mm (width)
- 73mm (height) x 73mm (width)
- 76mm (height) x 76mm (width)
Note: Stamps that are slightly smaller than the maximum dimensions for this holder may need to be encapsulated in a larger holder. If that happens, your fees will be adjusted based on the holder used.

The ASG Midsize Holder accommodates stamps that are larger than average size, up to 62.5mm x 40.5mm. This holder is available exclusively through He Zi She, an ASG Authorized Dealer. For more information, contact hezishe_asg@VIP.sina.com or call +86 17301199826.
Note: Stamps that are slightly smaller than the maximum dimensions for this holder may need to be encapsulated in a larger holder. If that happens, your fees will be adjusted based on the holder used.

The ASG Sheet Holder can accommodate entire sheets of stamps, up to 116mm x 156.5mm. This holder is available exclusively through He Zi She, an ASG Authorized Dealer. For more information, contact hezishe_asg@VIP.sina.com or call +86 173 01199826.
Note: Stamps that are slightly smaller than the maximum dimensions for this holder may need to be encapsulated in a larger holder. If that happens, your fees will be adjusted based on the holder used.

The ASG Slim Holder is comprised of high-quality materials that are thin yet rigid and strong to provide outstanding presentation and storage. This holder is available for select stamps, blocks and sheets. Contact Customer Service for details.