[Set of 25]

Thin bubble envelopes with thin air caps inside the envelope. ● As it is a standard mail size, it is 0.4 inch (1 cm) thick and weighs within 1.8 oz (50 g), it is compatible with regular mail items. The bubble envelopes make packing work easy. Thin type reduces storage space. Size: Inner dimensions: 8.1 x 4.4 inches (207 x 112 mm); Outer dimensions: 8.9 x 4.4 inches (227 x 112 + folding 40 mm); *Manufacturing error + -5 mm); Material: Outer material: Kraft paper brown (3 - 4 mm (thin type); Grain height: approx. 0.06 inch (1.4 mm x 2 mm); Weight: approx. 0.4 mm); Weight: approx. 0.4 oz (9 g); Color: Kraft brown; Specifications: Includes sealing tape. Includes opening tape Country of Origin: China; Uses: 0.4 inch (1 cm) thick and weighs less than 1.8 oz (50 g). Compatible services: Regular mail x Nekopos x Kuroneko DM services, Yu-Packet, Click post. *The grains are thinner for mail delivery, so the buffing power is less than normal. Since it is a type that does not have a gusset, if you put thick items, the inside dimensions will be smaller. Choose a size that is roomy. As this is an imported product, there may be some air bubbles. Products that have significant issues with usage will be exchanged at the next time of order.