Postcard Ad a little confetti each day Postcard Ad a little confetti each day with confetti and trendy pastel colors. Who wouldn't be happy when she receives that nice card on her birthday?! You can also look at the Birthday category . Here you will find various other nice postcards to wish someone a nice birthday. Extra information The postcards in the HIP series are all available in A6 format. Its dimensions are 105 millimeters x 148 millimeters. Matte paper is used. The weight of the paper used is 400 gr/m2. This makes the postcard very sturdy and can withstand a knock. Furthermore, the printing is double-sided and in full color. The print is of high quality.