Thank you for viewing! These are cushion envelopes with bubble wrap. Suitable for shipping: CDs DVDs Packaged software Books Small items Ideal for shipping via Click Post, Yu-Packet, etc. Since they have air cushioning inside, there's no need to wrap items in additional cushioning material. They come with tape, so you can significantly reduce packing time by simply inserting the item and sealing the envelope. *Due to the maximum size for Yu-Packet, it cannot be combined with other items. 【Product Specifications】 Size (Outer): 335 x 225 + 40 mm Size (Inner): 315 x 225 mm Manufacturing error: Approximately ±1.5mm * Bubble height: 1.4 mm (thin bubbles) Thickness: 3.0 - 4.0 mm Weight: Approximately 22g Color: Brown Quantity: 10 sheets *Please consider the size with some allowance due to potential errors. 【Packing and Shipping】 ・Shipped from Tokyo or Kanagawa. 【Other】 ・New and unused ・Instant purchase welcome ・Free shipping ・Anonymous delivery #CushionEnvelope #Envelope #BubbleWrap #BubbleWrap