---
product_id: 626499774
title: "Flex Caulk Hybrid Polymer Waterproof Sealant, Clear, 6.6 oz, 2-Pack | No caulk gun needed, trigger flow nozzle, paintable, won't shrink or crack, seals wet or dry, bath, kitchen, sink, window, RV"
brand: "flex seal"
price: "€ 92.55"
currency: EUR
in_stock: true
reviews_count: 8
category: "Flex Seal"
url: https://www.desertcart.hr/products/626499774-flex-caulk-hybrid-polymer-waterproof-sealant-clear-6-6-oz
store_origin: HR
region: Croatia
---

# Fully Paintable for Seamless Finish 100% Waterproof & Weatherproof No Caulk Gun Needed, Adjustable Trigger Flow Flex Caulk Hybrid Polymer Waterproof Sealant, Clear, 6.6 oz, 2-Pack | No caulk gun needed, trigger flow nozzle, paintable, won't shrink or crack, seals wet or dry, bath, kitchen, sink, window, RV

**Brand:** flex seal
**Price:** € 92.55
**Availability:** ✅ In Stock

## Summary

> 🔧 Seal Smart, Live Bold: The Last Caulk You'll Ever Need!

## Quick Answers

- **What is this?** Flex Caulk Hybrid Polymer Waterproof Sealant, Clear, 6.6 oz, 2-Pack | No caulk gun needed, trigger flow nozzle, paintable, won't shrink or crack, seals wet or dry, bath, kitchen, sink, window, RV by flex seal
- **How much does it cost?** € 92.55 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/626499774-flex-caulk-hybrid-polymer-waterproof-sealant-clear-6-6-oz)

## 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

- • **Customizable Finish:** Clear and fully paintable to blend perfectly with your décor—because details matter.
- • **Durability That Lasts:** Won’t shrink, crack, or become brittle; UV and chemical resistant for all-season resilience.
- • **Versatile Surface Mastery:** Bonds flawlessly to virtually any surface—wet or dry—from wood to marine-grade materials.
- • **Ultimate Weatherproof Seal:** Advanced hybrid polymer locks out water, air, and moisture for lasting protection indoors and outdoors.
- • **Effortless Precision Application:** Adjustable Trigger Flow Nozzle means zero mess and total control—no caulk gun required.

## Overview

Flex Caulk is a high-performance, waterproof hybrid polymer sealant designed for indoor and outdoor use. Its easy-to-use adjustable nozzle eliminates the need for a caulk gun, delivering precise application every time. This clear, paintable formula adheres to a wide range of surfaces—even wet ones—while resisting UV damage, chemicals, shrinking, cracking, and brittleness. Ideal for everything from bathrooms and windows to RVs and marine applications, it cures fully in 24 hours, providing a durable, weatherproof seal that professionals and DIYers trust.

## Description

Flex Caulk Hybrid Polymer Waterproof Sealant, Clear, 6.6 oz, 2-Pack | No caulk gun needed, trigger flow nozzle, paintable, won't shrink or crack, seals wet or dry, bath, kitchen, sink, window, RV: desertcart.com: Industrial & Scientific

Review: Great Product - This product is a fantastic find! It's reasonably priced, making it accessible for most budgets without compromising on quality. The product is exactly as described, and its usefulness cannot be overstated. I've found it to be incredibly practical and efficient in meeting my needs. The attention to detail is impressive, and the performance is on par with more expensive alternatives. If you're looking for something reliable, well-made, and at a fair price point, this is the perfect choice. Highly recommended!
Review: Well worth it! - Caulking isn't new to anyone, but for the homeowner or renter who occasionally needs a bit of caulk and wants it ready to use at a moment’s notice, this is the product to reach for. Unlike traditional tubes that require squeezing and can be messy or inconsistent, this applicator features a push-button mechanism with adjustable flow control—making precise application effortless and clean. The design is intuitive and ideal for small touch-ups or quick fixes around the house. While it may come at a slightly higher price point, the convenience, reliability, and ease of use make it a worthwhile investment for anyone who values having the right tool on hand when needed.

## 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 | B0D2DWL9T2 |
| Best Sellers Rank | #149 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #1 in Adhesive Caulk |
| Brand | Flex Seal |
| Brand Name | Flex Seal |
| Color | Clear |
| Customer Reviews | 4.2 out of 5 stars 345 Reviews |
| Full Cure Time | 24 hours |
| Included Components | Flex Caulk, Clear, 6.6 oz, 2-Pack |
| Item Form | Liquid |
| Item Highlight | No caulk gun needed, trigger flow nozzle, paintable, won't shrink or crack, seals wet or dry, bath, kitchen, sink, window, RV |
| Liquid Volume | 13.2 fluid ounces |
| Manufacturer | Swift Response, LLC |
| Material Type | Polymer |
| Number of Items | 1 |
| Number of Packs | 2 |
| Part Number | CFSCLRR675-2PK |
| Surface Recommendation | Tile, Pipe, Counter Top, Window, Door, Sink, Tub, Walls, Gutter |
| Tensile Strength | 400 psi |
| UPC | 810129871104 |
| Unit Count | 13.2 Fluid Ounces |
| Water Resistance Level | Waterproof |

## Product Details

- **Brand:** Flex Seal
- **Color:** Clear
- **Full Cure Time:** 24 hours
- **Item Form:** Liquid
- **Liquid Volume:** 13.2 fluid ounces

## Images

![Flex Caulk Hybrid Polymer Waterproof Sealant, Clear, 6.6 oz, 2-Pack | No caulk gun needed, trigger flow nozzle, paintable, won't shrink or crack, seals wet or dry, bath, kitchen, sink, window, RV - Image 1](https://m.media-amazon.com/images/I/7144fIF54EL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great Product
*by M***J on April 10, 2025*

This product is a fantastic find! It's reasonably priced, making it accessible for most budgets without compromising on quality. The product is exactly as described, and its usefulness cannot be overstated. I've found it to be incredibly practical and efficient in meeting my needs. The attention to detail is impressive, and the performance is on par with more expensive alternatives. If you're looking for something reliable, well-made, and at a fair price point, this is the perfect choice. Highly recommended!

### ⭐⭐⭐⭐⭐ Well worth it!
*by T***S on October 16, 2025*

Caulking isn't new to anyone, but for the homeowner or renter who occasionally needs a bit of caulk and wants it ready to use at a moment’s notice, this is the product to reach for. Unlike traditional tubes that require squeezing and can be messy or inconsistent, this applicator features a push-button mechanism with adjustable flow control—making precise application effortless and clean. The design is intuitive and ideal for small touch-ups or quick fixes around the house. While it may come at a slightly higher price point, the convenience, reliability, and ease of use make it a worthwhile investment for anyone who values having the right tool on hand when needed.

### ⭐⭐⭐⭐ Not totally clear
*by K***. on February 27, 2026*

Does the job but it dries kinda yellow, not clear. But should be ok once it’s painted.

## 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, Clear, 6.6 oz, 2-Pack
- ALLWAY CT31 3-in-1 Caulk Tool for Removal and Application

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**Shop now:** [https://www.desertcart.hr/products/626499774-flex-caulk-hybrid-polymer-waterproof-sealant-clear-6-6-oz](https://www.desertcart.hr/products/626499774-flex-caulk-hybrid-polymer-waterproof-sealant-clear-6-6-oz)

---

*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-09-01*