---
product_id: 693967194
title: "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, 1-Pack"
brand: "flex seal"
price: "¥9433"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/693967194-flex-caulk-waterproof-and-weatherproof-hybrid-polymer-sealant-strong-paintable
store_origin: JP
region: Japan
---

# Fully paintable finish Waterproof & weatherproof seal No caulk gun needed, easy application 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, 1-Pack

**Brand:** flex seal
**Price:** ¥9433
**Availability:** ✅ In Stock

## Summary

> 💧 Seal smart, live stylish—never compromise on protection or look!

## 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, Clear, 6.6 oz, 1-Pack by flex seal
- **How much does it cost?** ¥9433 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/693967194-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

- • **Durability That Lasts:** Won’t shrink, crack, or become brittle—UV & chemical resistant
- • **Waste-Free Innovation:** Snap & Save cap eliminates product waste and keeps sealant fresh
- • **Effortless Precision Flow:** Adjustable trigger nozzle for perfect bead control every time
- • **Seamless Aesthetic Finish:** Clear, paintable formula blends invisibly with your design
- • **Ultimate Surface Versatility:** Bonds to virtually any surface, wet or dry—indoor or outdoor

## Overview

Flex Caulk is a 6.6 oz hybrid polymer sealant designed for professional-grade waterproofing and weatherproofing. It features an adjustable trigger flow nozzle for easy, precise application without a caulk gun. This clear, paintable sealant adheres to almost any surface—wet or dry—and resists shrinking, cracking, UV damage, and chemicals, making it perfect for indoor and outdoor use across baths, windows, doors, roofs, and even marine and automotive projects.

## Description

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, 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 |
|---------------|-------|
| Manufacturer | Swift Response, LLC |
| Part number | CFSCLRR675 |
| Item Weight | 187 g |
| Product Dimensions | 29.21 x 4.45 x 4.45 cm; 187.11 g |
| Item model number | CFSCLRR675 |
| Color | Clear |
| Style | Clear, 6.6 oz, 1-Pack |
| Material | Hybrid Polymer |
| Item Package Quantity | 1 |
| Measurement System | US |
| Included components | Flex Caulk, Clear, 6.6 oz, 1-Pack |
| Batteries Included? | No |
| Batteries Required? | No |

## Product Details

- **Colour:** Clear
- **Brand:** Flex Seal
- **Item weight:** 6.6 Ounces
- **Liquid volume:** 6.6 Fluid Ounces
- **Full cure time:** 24 Hours

## Images

![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, 1-Pack - Image 1](https://m.media-amazon.com/images/I/61div+JfYVL.jpg)
![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, 1-Pack - Image 2](https://m.media-amazon.com/images/I/61kY41PeYgL.jpg)
![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, 1-Pack - Image 3](https://m.media-amazon.com/images/I/810YXZgv42L.jpg)
![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, 1-Pack - Image 4](https://m.media-amazon.com/images/I/81UhN3QFFHL.jpg)
![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, 1-Pack - Image 5](https://m.media-amazon.com/images/I/81hQDDLx41L.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, Clear, 6.6 oz, 1-Pack
- Flex Seal, 14 oz, Clear, Stop Leaks Instantly, Transparent Waterproof Rubber Spray On Sealant Coating, Perfect for Gutters, Wood, RV, Campers, Roof Repair, Skylights, Windows, and More

---

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**Shop now:** [https://www.desertcart.jp/products/693967194-flex-caulk-waterproof-and-weatherproof-hybrid-polymer-sealant-strong-paintable](https://www.desertcart.jp/products/693967194-flex-caulk-waterproof-and-weatherproof-hybrid-polymer-sealant-strong-paintable)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-01-30*