Chuckit! Amphibious Shark Fin, Medium, 4.75-in long; No need to get out of the deep end when this fin approaches...it"s time to dive right in! The Chuckit! Amphibious Shark Fin always springs into a fin-up position-whether on land or water - thanks to its self-righting technology. It fits perfectly in the Chuckit! Launcher, too, making this the farthest flying shark known to pup! Key Benefits Self-righting technology keeps it floating correctly Perfect for play at the lake Chuckit! Launcher compatible Made of soft but durable material that"s easy on a dog"s mouth Colors vary (Blue, Green or Orange) You choose the size, color ships at random!