All the Challenge, Half the Size! Mighty but mini, this set of pocket-sized puzzles presents all the challenge with only half the size! Each cube only measures a miniscule 1.25" x 1.25" x 1.25" but functions regularly like any other puzzle cube would. Twist and turn to solve on the sly, or clip it on to your keys or favorite bag. These little cubes also make perfect party favors, classroom prizes and so much more! The iconic '80s aesthetic is also like. totally rad. Why You'll Love it: Perfect for party and classroom favors, this set of 12 retro puzzle cube keychains is a fun throwback guaranteed to entertain and entice! Clip it onto your bag or a set of keys, or solve it on the sly when you're bored at work!