---
product_id: 5742677
title: "On and Off - Hull and Bottom 1 Gallon Cleaner, 128 oz"
brand: "marykate"
price: "19251 kr"
currency: ISK
in_stock: true
category: "Mary Kate"
url: https://www.desertcart.is/products/5742677-on-and-off-hull-and-bottom-1-gallon-cleaner-128
store_origin: IS
region: Iceland
---

# fast-acting formula for hull & bottom safe for all watercraft surfaces 128 oz powerful marine cleaner On and Off - Hull and Bottom 1 Gallon Cleaner, 128 oz

**Brand:** marykate
**Price:** 19251 kr
**Availability:** ✅ In Stock

## Summary

> 🛥️ Keep your hull flawless and your crew impressed!

## Quick Answers

- **What is this?** On and Off - Hull and Bottom 1 Gallon Cleaner, 128 oz by marykate
- **How much does it cost?** 19251 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.is](https://www.desertcart.is/products/5742677-on-and-off-hull-and-bottom-1-gallon-cleaner-128)

## Best For

- marykate enthusiasts

## Why This Product

- Trusted marykate brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Versatile & Safe:** Gentle on all hull and bottom surfaces, ensuring no damage while delivering a spotless finish.
- • **Trusted Marine Care:** Top-ranked boat cleaner with a 4.6-star rating from 286 users—join the community of satisfied boaters.
- • **Compact & Convenient:** Lightweight 2.4-pound bottle with easy-to-handle dimensions fits perfectly in your marine cleaning kit.
- • **Deep Clean, Fast Results:** Powerful 128 oz formula removes grime and buildup with ease, keeping your boat pristine.
- • **Bulk Size for Serious Boaters:** Generous 1-gallon container means fewer refills and more time on the water.

## Overview

MaryKate On and Off Hull and Bottom Cleaner is a 128 oz marine-grade cleaning solution designed for fast, effective removal of grime and buildup on all watercraft surfaces. Trusted by boaters with a 4.6-star rating, this powerful yet safe formula comes in a convenient gallon size, making it an essential part of your boat maintenance routine.

## Description

MaryKate On and Off - Hull and Bottom 1 Gallon Cleaner, 128 oz

## Features

- Sport Type: Boating

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0000AXNNI |
| Best Sellers Rank | #57,944 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #130 in Boat Cleaners |
| Brand Name | MaryKate |
| Color | White Emulsion |
| Customer Reviews | 4.6 4.6 out of 5 stars (286) |
| Date First Available | October 1, 2001 |
| Fishing Technique | ….. |
| Hand Orientation | Each |
| Included Components | MaryKate On and Off - Hull and Bottom 1 Gallon Cleaner, 128 oz |
| Item Dimensions LxWxH | 13 x 13 x 13 inches |
| Item Package Dimensions L x W x H | 12 x 9 x 9 inches |
| Item Weight | 2.4 Pounds |
| Manufacturer | CRC INDUSTRIES, INC. |
| Material | Plastic |
| Model Name | MK20128 |
| Number of Items | 1 |
| Package Weight | 9.3 Pounds |
| Part Number | MK20128 |
| Size | 128 oz |
| Sport Type | Boating |
| Suggested Users | unisex-adult |
| Warranty Description | Warranty |

## Images

![On and Off - Hull and Bottom 1 Gallon Cleaner, 128 oz - Image 1](https://m.media-amazon.com/images/I/71hM-Zr8KcL.jpg)

## Questions & Answers

**Q: Will this product harm bronze hardware?**
A: It's really great stuff to clean my boat hull. I never used it on anything else.

**Q: can on off be sprayed from a pump tank ?**
A: Not sure what you mean by "pump tank". It can be used in a pump sprayer, works quite well.

**Q: Is this environmently friendly**
A: It’s not a prohibited substance, but it is a very strong acid, so it’s pretty much guaranteed to kill whatever you pour it on, similar to toilet bowl cleaner.

**Q: Can you use this in a pressure washer?**
A: Don’t recommend it.

## Frequently Bought Together

- MaryKate On and Off - Hull and Bottom 1 Gallon Cleaner, 128 oz
- STAR BRITE Non-Skid Deck Cleaner & Protectant Ultimate Boat Deck Wash - Protects Against Future Stains & UV - Ideal for Fiberglass, Vinyl, Plastic, Painted & Metal Surfaces
- Meguiar's M4364 Marine/RV Boat Wash - 64 Oz Container

---

## 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.is/products/5742677-on-and-off-hull-and-bottom-1-gallon-cleaner-128](https://www.desertcart.is/products/5742677-on-and-off-hull-and-bottom-1-gallon-cleaner-128)

---

*Product available on Desertcart Iceland*
*Store origin: IS*
*Last updated: 2026-08-23*