Seller.com Gift Cards are the perfect way to give them exactly what they're hoping for - even if you don't know what it is. Gift Cards are redeemable for millions of items across. Item delivered is a single physical Gift Card. Gift card is attached to a folded blank greeting card and is packed in an individual 5.25 x 7.25 inch envelope. Envelope is delivered sealed. An additional 5 x 7 inch unsealed envelope is also provided.