Curious Kittens Get Well Cards. Know someone feeling under the weather? Send an inspirational get well card boxed greeting card collection. These get well cards feature 4 different kittens and feature 4 different comforting thoughts on the inside of the cards. Each box of get well cards contains 12 full color cards 4 3/4 x 6 1/2 inch cards and envelopes (3 cards each of 4 designs).