Boys will love the Speedo Boys Rock Explode Printed 17 inch Watershorts with their crocodile print and laid back style. 
They are comfy to wear and have an adjustable elasticated drawstring waist.  

Features:

Great for the pool or the beach
Water repellent finish to minimise water absorption
Soft, lightweight fabric for a comfortable fit
Clever pocket drainage means they won't waterlog or fill with sand
Drawstring waist for a secure and adjustable fit
Grey and green