Sponge Damping Box

Sponge Damping Box from Gift Hub Mart is a compact moisture-control tool built for busy office mailrooms and home offices. This plastic case houses a damp sponge finger, enabling quick, reliable post handling and high-volume mailings without moisture spills.

Designed to support envelopes, folders, and lightweight documents, the damping box helps you achieve steady moisture for secure seals while keeping your workspace clean. The rigid plastic construction protects the sponge and contents, and the spill-resistant lid locks in moisture so accidental leaks don’t disrupt your workflow. Use it to prep mail batches, stamp facilities, or any situation that benefits from controlled dampening in an office supplies setup.

• Compact, stackable footprint fits desks, mailrooms, or supply closets
• Replaceable sponge insert maintains even moisture across sessions
• Leak-resistant plastic case prevents moisture spills on surfaces
• Easy to clean and sanitize between tasks
• Ideal for high-volume mailing and secure envelope seals

Upgrade your mailing workflow with the Sponge Damping Box—add it to your cart and experience smoother, mess-free post processing today.