Amazon has the NERF Super Soaker Blast Water Slide – The Ultimate 16 Ft Outdoor Slide Includes Extra Water Blaster for only $9.99! (Reg. $28) Unleash the ultimate soak with the NERF Super Soaker – Soaker Blast Slider by WowWee. Slide and get soaked with this interactive, 16 ft water slide! Kids ages 5-12 can take turns sliding on the Soaker Blast Slider OR soaking their friends with the built-in water blaster.