Size: Our invitations are measures 4 x 6 inches & the diameter of these round stickers are 2 inches . Package included: you will receive 20 invitations, 20 envelopes & 20 gift warping thank you stickers. Material: our invitation cards & stickers are made of high quality coated paper & advanced printing technology, vivid colors, fine details & provide Smooth writing experience. Application: Good choice as your baby shower invites, different theme & colors, choose one & invite them to celebrate! also the stickers could be useful when you prepared some nice gift for guests Have a great party time!