Best Sailboat Masts and Booms Covers for Protection and Longevity
Protecting sails and rigging from UV, wind, and weather extends their life and maintains performance. This guide highlights durable boom covers and mast pockets designed for various sailboat sizes. It’s ideal for boat owners, sailors coordinating gear storage, and captains seeking reliable protection. The top picks below emphasize fit, durability, and weather resistance to help you choose the right cover for your boat’s boom length and sail type.
The table below lists five recommended products to compare at a glance. Each option targets common needs such as UV protection, secure fit, and ease of use. Use this as a quick reference when evaluating fit-to-length and material quality.
| Product | Boom Length Range | Material | Best For |
|---|---|---|---|
| SavvyCraft Waterproof Mainsail Boom Cover (10′-11′ Blue) | 10’–11′ | 600D polyester with UV coating | Smaller to mid-size sailboats needing durable protection |
| SavvyCraft Waterproof Mainsail Boom Cover (13′-14′ Navy) | 13’–14′ | 600D polyester with UV coating | Mid-to-large mainsails requiring secure fit |
| WinnerWhy 12-13 Ft Waterproof Mainsail Boom Cover | 12’–13′ | 600D marine-grade polyester | Medium mainsails needing robust protection |
| Taylor Made Sunfish Mast Up Boom Pocket | Specific to Sunfish mast/boom | Hot Shot 6.25 oz acrylic-coated polyester | Sunfish-class sailboats needing mast-up protection |
| Waterproof Mainsail Boom Cover (11′-12′) 1200D Black | 11’–12′ | 1200D solution-dyed polyester with PU coating | Heavier-duty protection for larger sails |
SavvyCraft Waterproof Mainsail Boom Cover, 10′-11′ Blue
The 10′-11′ blue SavvyCraft boom cover is designed for smaller to mid-sized rigs. It features UV-protected marine-grade polyester with a PU back for waterproofing and breathability. A heavy-duty #10 zipper at the mast end, a storm flap, and a 2″ Velcro closure help seal out moisture. Adjustable bottom straps with buckles ensure a snug fit and neat appearance. This option includes a triple-layered hem and double stitching for durability, plus a UV-reflective layer at the mast area to reduce heat stress on the cover. Best for owners seeking a dependable, easy-to-fit cover for compact mainsails.
Best for: small to mid-size mainsails, boats prioritizing secure closure and moisture management. Better for: frequent stowage in variable climates. Choose this if: you want a straightforward installation with strong water resistance.
Caution: ensure the zipper area remains clear of debris during operation to maintain a watertight seal.
SavvyCraft Waterproof Mainsail Boom Cover, 13′-14′ Navy
This 13′-14′ navy boom cover uses the same durable design as the 10′-11′ model, with a larger fit for mid-to-large mainsails. It provides UV protection, waterproofing, and secure fit via a heavy-duty zipper, storm flap, and adjustable straps. The triple-layered hem and reflective mast-area material help extend sail life while reducing heat load on the cover. Best for: medium-to-large mainsails that need robust protection. Better for: longer storage periods in sunny or exposed locations. Choose this if: your sail is in the 13-foot range and you want a proven protective shell.
Caution: confirm the length accurately to avoid a loose fit that could catch wind in rough seas.
Taylor Made Sunfish Mast Up Boom Pocket
The Taylor Made Sunfish Mast Up Boom Pocket is tailored for Sunfish class boats, featuring a mast-up design and a protective pocket over the boom. It uses durable acrylic-coated polyester and tightly sewn seams to guard against wear. This option is best for Sunfish sailors seeking a lightweight, compact mast-up cover that protects hardware and lines. Limitations: designed specifically for Sunfish configurations, not universal for all sailing dinghies. Best for: Sunfish owners needing simple mast-up protection. Better for: quick installation with a slim profile.
Caution: verify compatibility with your mast/boom arrangement before purchase.
SavvyCraft Waterproof Mainsail Boom Cover, 14′-16′ White
This 14′-16′ white SavvyCraft cover uses the same robust construction as smaller versions, with UV protection, a secure zipper closure, and heavy-duty webbing straps. The UV-reflective mast area helps reduce heat buildup, and the polyester thread adds durability. Best for larger mainsails requiring full-length protection across a longer boom. Better for: boats with sun exposure and extended storage. Choose this if: your mainsail falls in the 14 to 16-foot range and you want a proven, heavy-duty cover.
Caution: ensure correct length alignment to prevent wind-flapping in rough conditions.
Buying Guide: Key Purchase Considerations
- Size and fit: Measure your mainsail boom length accurately and select a cover that matches your boat’s sail area. An ill-fitting cover can leak or flap in wind.
- Material and durability: Look for 600D or 1200D marine-grade polyester with PU coating for waterproofing and UV resistance. Heavier fabrics offer longer life in harsh climates.
- Closure system: A sturdy zipper, storm flap, and Velcro or tie-down straps prevent water intrusion and wind-driven movement.
- UV protection: UV coating and reflective mast-area materials help protect sails from sun damage and reduce heat stress on the cover.
- Ease of use: Full-length side zippers and adjustable straps simplify installation and removal, saving time during maintenance.
- Storage considerations: If space is tight, consider a lighter, compact design for quick deployment and stowage.
- Compatibility: Certain products cater to specific boat types (e.g., Sunfish) or particular boom ranges; verify class and length before purchasing.
Frequently Asked Questions
- What is the best material for a mainsail boom cover?
Durable marine-grade polyester with PU coating provides waterproofing and UV protection, balancing weight and wear resistance. - How do I determine the right boom cover size?
Measure your boom length and choose a cover that matches or slightly exceeds that measurement for a snug fit. - Are zipper closures sufficient for rain?
Yes, when paired with a storm flap and secure straps, they offer reliable water resistance and wind resistance. - Can covers fit multiple boom lengths?
Some designs include adjustable straps and stretchable hems; however, most are sized to specific ranges for best fit. - Do covers protect sails from UV only or also from abrasion?
They protect sails from UV and moisture; many covers also feature reinforced hems to resist wear and tear from handling. - Is a heavy-duty cover worth the extra weight?
Heavier fabrics typically offer longer life in harsh environments, though they may be slightly bulkier to handle.