Note, Price seems to be jumping up to $3.84 and back down randomly so it might be worth leaving it in your cart and keeping a eye on it.
Amazon.com has Hallmark Mother’s Day Greeting Card w/ Removable Bookmark for $1.15. Shipping is free with Prime or on qualifying $25+ orders.
Link to Deal
A few months early but better to plan ahead than end up late
They also have a few other designs available as Addon items or with Prime shipping from $1.05 and up here