Kawakami Sangyo Co., Ltd. TOKYO/NAGOYA/OSAKA/FUKUOKA, 10 other locations Official site

It is a completely paper-made cushioning envelope. The cushioning material on the inside is made of paper-based bubble wrap. Just like traditional bubble wrap, it provides strong protection.

Product Name Size ● Paper Petit Envelope L 340 (Width) × 250 (Depth) × 50 (Flap) 　→ Size that can accommodate A4 size paper without folding ● Paper Petit Envelope M 285 (Width) × 200 (Depth) × 50 (Flap) 　→ Size that can accommodate B5 size paper without folding ● Paper Petit Envelope S 150 (Width) × 200 (Depth) × 50 (Flap) 　→ Size that can accommodate B6 size paper without folding Common Specifications 　Thickness: Approximately 3mm 　Color: Brown 　Quantity: 200 sheets/box

This is a cushioning envelope made with bubble sheet (Puchipuchi(R)). It comes with opening tape and sealing tape, making various tasks easy. ◆ Made in Japan

Safety Y-1K External dimensions: 340 (width) × 240 (depth) Internal dimensions: 320 (width) × 230 (depth) + 50mm (flap) Storage capacity: A4 file Quantity: 300 sheets/box Safety Y-2K External dimensions: 305 (width) × 240 (depth) Internal dimensions: 285 (width) × 230 (depth) + 50mm (flap) Storage capacity: B5 file Quantity: 300 sheets/box Safety Y-3K External dimensions: 200 (width) × 240 (depth) Internal dimensions: 180 (width) × 230 (depth) + 50mm (flap) Storage capacity: CD/DVD, paperback books Quantity: 300 sheets/box