Handmade gift cards featuring intricate quilled design. Blank Inside. Each card comes with a coloured envelope. Envelope colour may vary from image. Due to the handmade nature of this product, small variations may occur. Card Size: 15 x 15cm. Envelope Size: 16 x 16cm Handmade in Vietnam. Quilling, or paper filigree, is the art of rolling and shaping thin strips of paper to form pictures.