The Supplyhut Kraft Paper Bubble Envelopes Mailers Shipping Case includes a pack of 10 envelopes, each measuring 4" x 5.9". Made by Supply Hut, these mailers are perfect for shipping and packaging items. The bubble design provides extra cushioning to protect the contents during transit, while the Kraft paper material is durable and eco-friendly. Ideal for businesses and individuals looking for reliable and efficient shipping solutions.