Complex sentence: These two watercraft differ in the way that you've got SUPs stand-up paddleboards, which are steered with a singled bladed paddle and normally used to surf waves in ocean and rivers as well as navigating easy rivers.
Split into simpler sentences: These two watercraft differ in the way, that you've got SUP's stand up paddleboards, which are steered with a singled bladed paddle. And normally used to surf waves in ocean and rivers as well as navigating easy rivers.