MAR-MTRCV-11-V8 - This particular cover is for V8 F300 and F350 Yamaha Outboards and is constructed of durable and patented SurLast solution-dyed polyester fabric. SurLast fabric offers the ultimate in protection against the harsh marine environment. This non-abrasive, water resistant cover is also resistant to UV rays, mold, and mildew for added protection of your coveted Yamaha F300 or F350 V8 outboard. The cover features an adjustable snap-buckle strap for a secure and snug fit.