One Color White Eco-Shipper Expandable Paper Mailer (12.5" W x 20" H x 4" D)

This innovative White Expandable Paper Mailer offers a sustainable, recyclable, and biodegradable packaging solution. Engineered with deep gussets, it easily expands to hold larger or bulkier items, while the clean exterior is optimized for full-color printing to maximize brand visibility. Made with at least 50% recycled fibers, it supports eco-conscious businesses without sacrificing durability. Perfect for shipping clothing, books, and other durable goods.