Extra Hard - Outer Size - 3cm

3cm 26x26cm - Slim Crush Proof TikTok Shop Mailer Box - E-Flute Cardboard Recyclable Lightweight - Wholesale Bulk Pack

3cm 25x25cm - Compact Heavy Duty E-Commerce Mailer Box - 3-Layer Corrugated Recyclable Sturdy - Wholesale Bulk Pack

3cm 24x24cm - Slim Rigid DTC Brand Mailer Box - Taiwan Paper Corrugated Recyclable Foldable - Wholesale Bulk Pack

3cm 23x23cm - Compact Commercial Grade Shopify Mailer Box - Kraft Cardboard Recyclable Strong - Wholesale Bulk Pack

3cm 22x22cm - Slim Crush Proof Handmade Seller Mailer Box - Corrugated Cardboard Recyclable Lightweight - Wholesale Bulk Pack

3cm 21x21cm - Compact Heavy Duty TikTok Shop Mailer Box - E-Flute Cardboard Recyclable Sturdy - Wholesale Bulk Pack

3cm 20x20cm - Slim Rigid E-Commerce Mailer Box - 3-Layer Corrugated Recyclable Foldable - Wholesale Bulk Pack

3cm 19x19cm - Compact Commercial Grade DTC Brand Mailer Box - Taiwan Paper Corrugated Recyclable Strong - Wholesale Bulk Pack

3cm 18x18cm - Slim Crush Proof Shopify Mailer Box - Kraft Cardboard Recyclable Lightweight - Wholesale Bulk Pack

3cm 17x17cm - Compact Heavy Duty Handmade Seller Mailer Box - Corrugated Cardboard Recyclable Sturdy - Wholesale Bulk Pack

3cm 16x16cm - Slim Rigid TikTok Shop Mailer Box - E-Flute Cardboard Recyclable Foldable - Wholesale Bulk Pack

3cm 15x15cm - Compact Commercial Grade E-Commerce Mailer Box - 3-Layer Corrugated Recyclable Strong - Wholesale Bulk Pack

3cm 14x14cm - Slim Crush Proof DTC Brand Mailer Box - Taiwan Paper Corrugated Recyclable Lightweight - Wholesale Bulk Pack

8.5cm 13.5x12.5cm - Standard Heavy Duty Shopify Mailer Box - Kraft Cardboard Recyclable Sturdy - Wholesale Bulk Pack

3.5cm 12.5x11.5cm - Standard Rigid Handmade Seller Mailer Box - Corrugated Cardboard Recyclable Foldable - Wholesale Bulk Pack

3.5cm 11.5x10.5cm - Standard Commercial Grade TikTok Shop Mailer Box - E-Flute Cardboard Recyclable Strong - Wholesale Bulk Pack

3cm 10x10cm - Slim Crush Proof E-Commerce Mailer Box - 3-Layer Corrugated Recyclable Lightweight - Wholesale Bulk Pack