Two of the myriad uses for Shockles are shown in these stock photos — as dockline snubber and preventer-damper.

Shockles

Shockles are new, introduced late last summer by a company in Hood River, Oregon. You might say Shockles are a glorified version of what campers and truckers call "tie-downs,"which are various arrangements of shock cord with bent-wire or plastic hooks. Or an easier-to-rig version of a plain rubber snubber. Or a more versatile gadget than, say, Tempo's Line-Master (because the Shockle has hooks on the ends).…