NAKI Pocket Envelopes are 229x324 mm white envelopes, 80 gsm, and feature a Peel & Seal closure. The pack contains 50 envelopes. Additional Information: Pocket envelopes are typically used for storing small items such as cash, coins, or credit cards. These envelopes are designed to be compact, so they fit easily in a pocket or purse. They are typically made from durable materials, such as heavy paper or cardboard, to ensure they can withstand frequent use. They are commonly used for sending letters via prepaid postal systems.