---
product_id: 645862098
title: "Flex Caulk Hybrid Polymer Waterproof Sealant, White, 9 oz, 1-Pack"
brand: "flex seal"
price: "$64.89"
currency: USD
in_stock: true
category: "Flex Seal"
url: https://www.desertcart.us/products/645862098-flex-caulk-hybrid-polymer-waterproof-sealant-white-9-oz-1
store_origin: US
region: United States of America
---

# Fully Paintable Finish 100% Waterproof Seal No Caulk Gun Needed Flex Caulk Hybrid Polymer Waterproof Sealant, White, 9 oz, 1-Pack

**Brand:** flex seal
**Price:** $64.89
**Availability:** ✅ In Stock

## Summary

> 💪 Seal Smart, Live Leak-Free!

## Quick Answers

- **What is this?** Flex Caulk Hybrid Polymer Waterproof Sealant, White, 9 oz, 1-Pack by flex seal
- **How much does it cost?** $64.89 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/645862098-flex-caulk-hybrid-polymer-waterproof-sealant-white-9-oz-1)

## 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

- • **Durability That Lasts:** Won’t shrink, crack, or become brittle—UV and chemical resistant for long-term protection
- • **Waste-Free Convenience:** Snap & Save cap eliminates product waste, making every drop count
- • **Versatile Surface Adherence:** Bonds to virtually any surface, wet or dry, from wood to marine-grade materials
- • **Effortless Precision Control:** Adjustable Trigger Flow Nozzle for flawless application every time
- • **Ultimate Weatherproof Barrier:** Advanced hybrid polymer seals out water, air, and moisture—indoors or outdoors

## Overview

Flex Seal Caulk is a 9 oz hybrid polymer sealant designed for indoor and outdoor use, offering waterproof, weatherproof protection with no caulk gun required. Its adjustable nozzle ensures precise application, while its paintable, durable formula adheres to almost any surface, resisting shrinkage, cracking, UV, and chemicals for lasting performance.

## Description

Flex Caulk, Waterproof & Weatherproof Hybrid Polymer Sealant, Strong, Paintable, Indoor, Outdoor, Bath, Shower, Sink, Window, Baseboards, Door, RV, Roof, Wood, Auto & Marine, White, 9 oz, 1-Pack

## 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 | B0D2F2DCXM |
| ASIN  | B0D2F2DCXM |
| Best Sellers Rank | #63,477 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #371 in Hardware Sealers |
| Brand Name | Flex Seal |
| Color | White |
| Customer Reviews | 4.4 4.4 out of 5 stars (5,625) |
| Customer reviews | 4.4 4.4 out of 5 stars (5,625) |
| Date First Available  | 24 May 2024 |
| Global Trade Identification Number | 00810129870756 |
| Included Components | Flex Caulk, White, 9 oz, 1-Pack |
| Item Form | Liquid |
| Item Weight | 255 Grams |
| Item model number  | CFSWHTR675 |
| Liquid Volume | 9 Fluid Ounces |
| Manufacturer | Swift Response, LLC |
| Manufacturer  | Swift Response, LLC |
| Material Type | Hybrid Polymer |
| Model | CFSWHTR675 |
| Number of Items | 1 |
| Number of Packs | 1 |
| Part Number | CFSWHTR675 |
| Product Dimensions  | 29.21 x 4.45 x 4.45 cm; 255 g |
| Surface Recommendation | Window |
| UPC | 810129870756 |
| Unit Count | 9 Fluid Ounces |
| Water Resistance Level | Waterproof |

## Product Details

- **Brand:** Flex Seal
- **Colour:** White
- **Item form:** Liquid
- **Item weight:** 255 Grams
- **Liquid volume:** 9 Fluid Ounces

## Images

![Flex Caulk Hybrid Polymer Waterproof Sealant, White, 9 oz, 1-Pack - Image 1](https://m.media-amazon.com/images/I/51bs-g2NBfL.jpg)

## Available Options

This product comes in different **Style** options.

## Frequently Bought Together

- Flex Caulk, Waterproof & Weatherproof Hybrid Polymer Sealant, Strong, Paintable, Indoor, Outdoor, Bath, Shower, Sink, Window, Baseboards, Door, RV, Roof, Wood, Auto & Marine, White, 9 oz, 1-Pack
- ALLWAY CT31 3-in-1 Caulk Tool for Removal and Application

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**Shop now:** [https://www.desertcart.us/products/645862098-flex-caulk-hybrid-polymer-waterproof-sealant-white-9-oz-1](https://www.desertcart.us/products/645862098-flex-caulk-hybrid-polymer-waterproof-sealant-white-9-oz-1)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-09-14*