I think it’s a rubber block.
That snail mail stamp is adorable! And the bunny stamp is perfect! I feel honored to be the recipient of your very first stamp!
What fun stamps!
These are fantastic! They’re both so cute!
Congratulations! Your super awesome craft is one of this week’s Featured Projects!
Snail mail! That is the best. Bunny1 is pretty cute too though, adorbs.
I love your little bunny shape!