--- product_id: 242154321 title: "Flex Seal Flex Black Paste 1lb Jar with Allway Tools Putty 3-Pack Knives Bundle (2 Items)" brand: "flex seal" price: "€ 74.71" currency: EUR in_stock: true category: "Flex Seal" url: https://www.desertcart.be/products/242154321-flex-seal-flex-black-paste-1lb-jar-with-allway-tools store_origin: BE region: Belgium --- # 3 precision putty knives included 100% waterproof & weatherproof seal 1lb super-thick rubberized paste Flex Seal Flex Black Paste 1lb Jar with Allway Tools Putty 3-Pack Knives Bundle (2 Items) **Brand:** flex seal **Price:** € 74.71 **Availability:** ✅ In Stock ## Summary > 🖤 Seal it like a pro, fix it like a boss! ## Quick Answers - **What is this?** Flex Seal Flex Black Paste 1lb Jar with Allway Tools Putty 3-Pack Knives Bundle (2 Items) by flex seal - **How much does it cost?** € 74.71 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.be](https://www.desertcart.be/products/242154321-flex-seal-flex-black-paste-1lb-jar-with-allway-tools) ## 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 - • **Trusted & Tested:** Backed by thousands of 4-star reviews, a must-have for every DIY pro’s toolkit. - • **Pro-Grade Toolset:** Includes 3 versatile polypropylene putty knives (1.5", 2", 3") for flawless application. - • **Instant Gap Filler:** Super-thick Flex Paste clings and fills large cracks & holes on contact. - • **Weatherproof Shield:** Seals out air, water, and moisture to protect your projects year-round. - • **All-Surface Compatibility:** Works seamlessly on wood, metal, glass, concrete, and more—indoor or outdoor. ## Overview Flex Seal Flex Black Paste is a 1lb tub of super-thick, rubberized paste designed to instantly fill and seal large gaps, cracks, and holes. This bundle includes a 3-pack of Allway Tools polypropylene putty knives (1.5", 2", and 3") for precise application. Perfect for indoor and outdoor use, it bonds to a wide variety of surfaces including wood, metal, glass, concrete, and more, providing a waterproof, weatherproof seal trusted by thousands of users. ## Description Super-thick, surface-bonding rubber paste instantly fills large gaps, cracks, and holes. Seals out air, water, and moisture. Includes 1-1/2-inch, 2-inch, and 3-inch putty knives. ## Features - BUNDLE INCLUDES: Flex Seal Flex Paste 1lb Tub (Black) and Allway Tools DS-3PKS Polypropylene Putty Knife Set (3-Pack) - COMPOSITION: Flex Paste is a super-thick rubberized paste that clings to the surface and instantly fills large gaps, cracks and holes - FOR BOTH INDOOR AND OUTDOOR PROJECTS: Flex Paste is perfect for all types of indoor and outdoor projects and repairs - USED WITH WIDE VARIETY OF SURFACES: Flex Paste clings to a wide variety of surfaces and will work on wood, glass, tile, concrete, aluminum, metal, brick, stucco, masonry, copper, fabric, fiberglass, ceramic, porcelain, natural stones, roofing, PVC, EIFS, EPDM, CSPE, Hypalon polyurethanes and so much more ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B08ML9943C | | Best Sellers Rank | #182,785 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #163 in Putty Knives | | Brand Name | Flex Seal | | Color | Black | | Compatible Material | Aluminum, Ceramic, Glass, Metal, Polyvinyl Chloride, Wood | | Customer Reviews | 4.0 4.0 out of 5 stars (893) | | Item Dimensions | 8 x 6.1 x 4.7 inches | | Item Form | Paste | | Item Weight | 16 ounces | | Manufacturer | Flex Seal | | Material Type | Rubber | | Part Number | PFSBLKR16 | | Unit Count | 16 Ounce | | Water Resistance Level | Waterproof | ## Product Details - **Brand:** Flex Seal - **Item Weight:** 16 ounces - **Item dimensions L x W x H:** 8 x 6.1 x 4.7 inches - **Material:** Rubber - **Water Resistance Level:** Waterproof ## Images ![Flex Seal Flex Black Paste 1lb Jar with Allway Tools Putty 3-Pack Knives Bundle (2 Items) - Image 1](https://m.media-amazon.com/images/I/71EwmVRuHcL.jpg) ![Flex Seal Flex Black Paste 1lb Jar with Allway Tools Putty 3-Pack Knives Bundle (2 Items) - Image 2](https://m.media-amazon.com/images/I/71ogltA+rPL.jpg) ![Flex Seal Flex Black Paste 1lb Jar with Allway Tools Putty 3-Pack Knives Bundle (2 Items) - Image 3](https://m.media-amazon.com/images/I/51oWmaqtCxL.jpg) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.be/products/242154321-flex-seal-flex-black-paste-1lb-jar-with-allway-tools](https://www.desertcart.be/products/242154321-flex-seal-flex-black-paste-1lb-jar-with-allway-tools) --- *Product available on Desertcart Belgium* *Store origin: BE* *Last updated: 2026-07-25*