POOF-Slinky New! Giant Slinky is the big daddy of all Slinkys. It is 70% larger than the original Slinky for mega size fun! It stretches farther, flips higher, and walks down taller steps. Every Slinky lover will have to have an awesome, American made Giant Slinky! Features: 70% Larger than the original slinky. Walks down taller, longer stairs. Made in the USA. Dimensions: 3" H x 3.5" W x 3.5" D, 0.89 lb.