Feature(may vary by option.)

●Size: #5 size cushion envelope, outer dimensions 11.3 x 16.0 inches (287 x 406 mm), inner dimensions 10.6 x 16.1 inches (267 x 406 mm), tongue (approx.): 1.6 inches (40 mm)
●Material: Polyethylene foam (PE polyethylene) rather than paper, so it is difficult to tear and keeps contents dry even in the rain. The interior is equipped with a foam air cap to reduce the external impact force. As shipping envelopes, they are not only durable but also very safe
●[Features] Comes with 15 layers of cushioning material, and a self seal on the tongue portion with strong adhesion, increasing the efficiency of packing work
●Wide range of applications: Supports all sizes of Kuroneko DM flights, Nekopose, Yu-Packet, Click post, and Yu-Mail deliveries
●【Quality assurance】Orders can be shipped the same day before 2 pm, Weekend orders will be shipped on Monday. We also offer 24/7 inquiry service, so please contact us freely. If there is an initial failure of the product breakage within 14 years of purchase, please contact us

[50PK]

Description

Cushion Envelope, #5 Size, B4 Compatible, Cushioning Envelope, External Dimensions 11.3 x 16.0 inches (287 x 406 mm), Inner Dimensions 10.6 x 16.1 inches (267 x 406 mm), Packaging Material, Bubble Mailing Bag, Waterproof, Packing Material: Kuroneko DM Toilet Bag, Yu Packet, Yu Mailbox