These envelopes are manufactured with paper material, smooth and comfortable to touch, not easy to tear and in use. Great for holiday greeting , invitations, announcements, letters, and more for different occasion as you like. Features -Color:Assorted Color -Material:Paper -Size(Envelope):22.00X11.00X0.10cm/8.65X4.32X0.04in -Size(Paper):21.00X14.50X0.05cm/8.25X5.70X0.02in -This envelope looks very simple and can bring you a different experience and experience. -Suitable for letters, postcard, greeting , invitation , and more. -Perfect for wedding, bridal shower, engagement, birthday party, holiday, tea party, or more. -Enough quantity to meet your needs, retro design to highlight your invitations, add elegance to it. -High-class paper materials and good craftsmanship ensure its durability, you can use it with confidence. Package list: 10 x Envelopes 10 x Writing Paper