Flats Boat 21' Covers Semi-Custom Flats Boats Covers

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Choose A Boat Cover
Custom vs Semi-Custom
Outboard vs Sterndrive

Semi-Custom Fit Boat Covers

Semi-Custom covers are made by boat style to fit a variety of models

ENDURACover Semi-Custom Covers

Made in 5 Business Days or less
    Available Fabrics
  • Performance Aqua Shield
  • Safe Harbor
  • Supreme Aqua Shield
  • Sunbrella
    Price
  • $308.68
  • $484.99
  • $353.48
  • $747.89
Choose Cover
Fits Outboard Motor models
    Available Fabrics
  • Performance Aqua Shield
  • Safe Harbor
  • Supreme Aqua Shield
  • Sunbrella
    Price
  • $336.53
  • $496.99
  • $427.41
  • $728.09
Choose Cover
Fits Outboard Motor models
  • Material: 100% polyester
  • Weight: 8 oz. natural plied polyester, 600 denier, 90 thread
  • Warranty: 5 year limited warranty
  • Material: 50% polyester, 50% cotton
  • Weight: 11 oz. marine duck canvas
  • Warranty: 3 year limited warranty
  • Material: 100% Polyester
  • Weight: 7 oz. solution-dyed Polyester, 600 denier
  • Warranty: 7 year warranty
  • Material: 100% acrylic
  • Weight: 9.25 oz. marine acrylic
  • Warranty: 10 year limited warranty
Boat Cover Specials
Free Shipping On All Boat & PWC Covers!
  • Hurry! Limited Time Offer.
  • Available in continental U.S.
  • UPS Ground shipping only.