Your search for "stamptitude" revealed the following:

Nasturtium, August Flower Stamp-Style Sticker
Nasturtium, August Flower Stamp-Style Sticker

$5.00

Snail Mail is for Lovers Stamp Stickers
Snail Mail is for Lovers Stamp Stickers

$10.00

Snail Mail Stamp Stickers
Snail Mail Stamp Stickers

$10.00

Queer Visibility Stamp Stickers
Queer Visibility Stamp Stickers

$12.00