Studio Oh! Snail Mail Postcards Available in 4 Different Themes, Book of 24, Witticisms Studio Oh Snail Mail Witticisms Postcards are colorful, quick and convenient to send; postcards measure 6.5 x 4 Inch Each postcard book comes with 24 different, cleverly-designed postcards giving you oodles of options for saying whatever strikes your fancy The postcards have space to write a brief personal note, are printed on heavy card stock using soy-based inks and are also recyclable And, because sometimes the occasion calls for showing gratitude, there's even a Studio Oh postcard book filled with 24 different thank you postcards Studio Oh's extraordinary collection of finely crafted and cleverly designed journals, planners, home and kitchen accessories is available on Amazon