--- product_id: 671546318 title: "Flex Caulk, Waterproof & Weatherproof Hybrid Polymer Sealant, Strong, Paintable, Indoor, Outdoor, Bath, Shower, Sink, Window, Baseboards, Door, RV, Roof, Wood, Auto & Marine, White, 4 oz, 1-Pack" brand: "flex seal" price: "20586CFA" currency: XOF in_stock: true category: "Flex Seal" url: https://www.desertcart.sn/products/671546318-flex-caulk-waterproof-and-weatherproof-hybrid-polymer-sealant-strong-paintable store_origin: SN region: Senegal --- # Fully Paintable Finish 100% Waterproof Seal No Caulk Gun Needed Flex Caulk, Waterproof & Weatherproof Hybrid Polymer Sealant, Strong, Paintable, Indoor, Outdoor, Bath, Shower, Sink, Window, Baseboards, Door, RV, Roof, Wood, Auto & Marine, White, 4 oz, 1-Pack **Brand:** flex seal **Price:** 20586CFA **Availability:** βœ… In Stock ## Summary > πŸ’ͺ Seal Strong, Live Bold β€” The Last Caulk You'll Ever Need! ## Quick Answers - **What is this?** Flex Caulk, Waterproof & Weatherproof Hybrid Polymer Sealant, Strong, Paintable, Indoor, Outdoor, Bath, Shower, Sink, Window, Baseboards, Door, RV, Roof, Wood, Auto & Marine, White, 4 oz, 1-Pack by flex seal - **How much does it cost?** 20586CFA with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/671546318-flex-caulk-waterproof-and-weatherproof-hybrid-polymer-sealant-strong-paintable) ## Best For - flex seal enthusiasts ## Why This Product - Trusted flex seal brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Durability That Lasts:** Won’t shrink, crack, or become brittle even under UV and chemical exposure - β€’ **Eco-Smart Snap & Save Cap:** Eliminates waste and keeps your sealant fresh for the next project - β€’ **Effortless Precision Flow:** Adjustable Trigger Nozzle for mess-free application every time - β€’ **Versatile Surface Adherence:** Bonds to virtually any surface, wet or dryβ€”wood, tile, metal, and more - β€’ **Ultimate Weatherproof Barrier:** Seals out water, air, and moisture to protect your space indoors and out ## Overview Flex Caulk is a high-performance hybrid polymer sealant designed for both indoor and outdoor use. Its waterproof, weatherproof formula adheres to a wide range of surfaces without shrinking or cracking, offering a durable, paintable finish. With an easy-to-use adjustable nozzle and waste-reducing Snap & Save cap, it delivers professional-grade sealing power without the hassle of a caulk gun. ## Description desertcart.com: Flex Caulk, Waterproof & Weatherproof Hybrid Polymer Sealant, Strong, Paintable, Indoor, Outdoor, Bath, Shower, Sink, Window, Baseboards, Door, RV, Roof, Wood, Auto & Marine, White, 4 oz, 1-Pack : Industrial & Scientific ## Features - So easy to use. - No caulk gun needed. - Adjustable Trigger Flow Nozzle. - Advanced hybrid polymer formulation. - Snap & Save cap eliminates waste. - Seals out water, air, and moisture. - Adheres to virtually any surface, wet or dry. - Won’t shrink, crack, or become brittle. - UV and chemical resistant. - Fully paintable. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0DK9YCYYW | | Best Sellers Rank | #184 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #1 in Adhesive Caulk | | Brand | Flex Seal | | Brand Name | Flex Seal | | Color | White | | Customer Reviews | 4.0 out of 5 stars 95 Reviews | | Included Components | Flex Caulk, White, 4 oz, 1-Pack | | Item Form | Liquid | | Liquid Volume | 4 Fluid Ounces | | Manufacturer | Swift Response, LLC | | Material Type | Synthetic Polymer | | Model | CFSWHTR100 | | Number of Items | 1 | | Part Number | CFSWHTR100 | | Surface Recommendation | Tile | | Tensile Strength | 200 Pounds Per Square Inch | | UPC | 810129870749 | | Unit Count | 4.0 Fluid Ounces | | Water Resistance Level | Waterproof | ## Product Details - **Brand:** Flex Seal - **Color:** White - **Item Form:** Liquid - **Liquid Volume:** 4 Fluid Ounces - **Surface Recommendation:** Tile ## Images ![Flex Caulk, Waterproof & Weatherproof Hybrid Polymer Sealant, Strong, Paintable, Indoor, Outdoor, Bath, Shower, Sink, Window, Baseboards, Door, RV, Roof, Wood, Auto & Marine, White, 4 oz, 1-Pack - Image 1](https://m.media-amazon.com/images/I/61b8JycHEQL.jpg) ![Flex Caulk, Waterproof & Weatherproof Hybrid Polymer Sealant, Strong, Paintable, Indoor, Outdoor, Bath, Shower, Sink, Window, Baseboards, Door, RV, Roof, Wood, Auto & Marine, White, 4 oz, 1-Pack - Image 2](https://m.media-amazon.com/images/I/81ry5Z+vlBL.jpg) ![Flex Caulk, Waterproof & Weatherproof Hybrid Polymer Sealant, Strong, Paintable, Indoor, Outdoor, Bath, Shower, Sink, Window, Baseboards, Door, RV, Roof, Wood, Auto & Marine, White, 4 oz, 1-Pack - Image 3](https://m.media-amazon.com/images/I/81GbA0n0YAL.jpg) ![Flex Caulk, Waterproof & Weatherproof Hybrid Polymer Sealant, Strong, Paintable, Indoor, Outdoor, Bath, Shower, Sink, Window, Baseboards, Door, RV, Roof, Wood, Auto & Marine, White, 4 oz, 1-Pack - Image 4](https://m.media-amazon.com/images/I/81h-6OldKWL.jpg) ![Flex Caulk, Waterproof & Weatherproof Hybrid Polymer Sealant, Strong, Paintable, Indoor, Outdoor, Bath, Shower, Sink, Window, Baseboards, Door, RV, Roof, Wood, Auto & Marine, White, 4 oz, 1-Pack - Image 5](https://m.media-amazon.com/images/I/71x6Xrp8eEL.jpg) ## Available Options This product comes in different **Style** options. --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.sn/products/671546318-flex-caulk-waterproof-and-weatherproof-hybrid-polymer-sealant-strong-paintable](https://www.desertcart.sn/products/671546318-flex-caulk-waterproof-and-weatherproof-hybrid-polymer-sealant-strong-paintable) --- *Product available on Desertcart Senegal* *Store origin: SN* *Last updated: 2026-07-21*