Your boat cover will shrink over time due to exposure to the sun and dryness. Are you tired of having to physically stretch your cover to fit, or perhaps you have broken a cover attempting to make it fit? Extend the life of your boat canvas cover with our boat Canvas Extender Snaps. Unfortunately, boat covers do tend to shrink over time, but we have the solution. The team at CYP has provided 4 different length size options suitable to meet your canvas needs. Five Canvas Extender Snaps come with each purchase. Our Canvas Extender Snaps are here to alleviate the stress caused by your shrinking boat covers! COMES WITH IMPROVED EASY RELEASE TAB!