---
product_id: 512406415
title: "MLKSI 2 Pcs Silicone Boot for Stanley Quencher Adventure 40oz & IceFlow 20oz 30oz, Reduces Noise Protective Water Bottle Bottom Sleeve Cover Compatible With Tumbler"
brand: "mlksi"
price: "A$42"
currency: AUD
in_stock: false
reviews_count: 5
url: https://www.desertcart.com.au/products/512406415-mlksi-2-pcs-silicone-boot-for-stanley-quencher-adventure-40oz
store_origin: AU
region: Australia
---

# Noise reduction tech BPA-free, food-grade silicone Shock & scratch protection MLKSI 2 Pcs Silicone Boot for Stanley Quencher Adventure 40oz & IceFlow 20oz 30oz, Reduces Noise Protective Water Bottle Bottom Sleeve Cover Compatible With Tumbler

**Brand:** mlksi
**Price:** A$42
**Availability:** ❌ Out of Stock

## Summary

> 🛡️ Protect your tumbler, silence your space, and sip in style!

## Quick Answers

- **What is this?** MLKSI 2 Pcs Silicone Boot for Stanley Quencher Adventure 40oz & IceFlow 20oz 30oz, Reduces Noise Protective Water Bottle Bottom Sleeve Cover Compatible With Tumbler by mlksi
- **How much does it cost?** A$42 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/512406415-mlksi-2-pcs-silicone-boot-for-stanley-quencher-adventure-40oz)

## Best For

- mlksi enthusiasts

## Why This Product

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

## Key Features

- • **Silence Your Sip:** Eliminate awkward metal clanks in quiet spaces with ultra-quiet silicone cushioning.
- • **Eco-Smart Material:** Crafted from durable, BPA-free, odorless silicone for safe, everyday use.
- • **Double the Protection:** Two-pack ensures you’re always covered—desk, car, or adventure-ready.
- • **Ultimate Tumbler Armor:** Defend your Stanley quencher and IceFlow tumblers from dents, scratches, and slips.
- • **Perfect Fit, Every Time:** Precision-designed for Stanley 20oz, 30oz, and 40oz tumblers plus compatible brands.

## Overview

The MLKSI Silicone Boot is a BPA-free, food-grade protective sleeve designed to fit Stanley Quencher and IceFlow tumblers (20oz, 30oz, 40oz). It reduces noise from metal collisions, prevents scratches and dents, and enhances grip to extend your tumbler’s lifespan. Sold in a convenient 2-pack, it’s the perfect accessory for professionals who value quiet, durability, and style.

## Description

No More Embarrassment = When you are in a quiet working environment, are you embarrassed by your sudden metal collision? Silicone protective sleeve for stanley 40 oz tumbler with handle can easily solve your embarrassment.

Review: This fit my 30oz Stanley cup perfectly. I like that is protects the paint and also stops the out noise of placing my cup down on my desk at work.
Review: Il tient biens en place. Même couleur que ma paille et contour de la tasse.

## Features

- No More Embarrassment = When you are in a quiet working environment, are you embarrassed by your sudden metal collision? Silicone protective sleeve for stanley 40 oz tumbler with handle can easily solve your embarrassment.
- Better Protection = This protective silicone cover compatible with stanley 40 oz tumbler with handle, stanley 30 oz tumbler with handle, stanley iceflow flip straw tumbler 30&20 oz and simple modern 40 oz tumbler which can effectively protect the bottom of the bottle from depression, scratch, skid resistance and noise. Prolong the service life of your stanley cups.
- Strictly Selected Materials = Made from soft and flexible silicone rubber, these for stanley boot sleeve are BPA-free, food-grade, odor-free, reusable, durable and safe for everyday use with your stanley tumblers.
- Compatibility = The protective silicone boot is specially design for stanley quencher 40oz 30oz tumbler with handle(fit H1.0&H2.0), stanley iceflow 20oz & 30oz tumblers and simple modern stainless steel 40 oz tumbler. They will greatly extend the service life of your tumbler and greatly reduce the metal collision sound. (They are also fit other brands of water bottle bottoms, please pay attention to the diameter of the boot to see if it will fit!)
- Package Including = You will receive 2* water bottle protector for stanley water bottle. If you are not satisfied with our products or have quality problems, please contact us and we will provide kindly service.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BN6N6R9H |
| ASIN  | B0BN6N6R9H |
| Age Range Description | Adult |
| Best Sellers Rank | #61,302 in Sporting Goods ( See Top 100 in Sporting Goods ) #842 in Sports Water Bottle Accessories |
| Brand | MLKSI |
| Customer Reviews | 4.7 4.7 out of 5 stars (813) |
| Customer reviews | 4.7 4.7 out of 5 stars (813) |
| Date First Available | 9 December 2022 |
| Item model number  | BB1 |
| Manufacturer  | MLKSI |
| Product Dimensions  | 8.99 x 8.99 x 8.99 cm; 82 g |
| Product Name | Boot |
| Units | 2.0 Count |

## Product Details

- **Brand:** MLKSI
- **Capacity:** 1.13 kg
- **Colour:** Clear
- **Material:** Silicone
- **Special features:** Straw

## Images

![MLKSI 2 Pcs Silicone Boot for Stanley Quencher Adventure 40oz & IceFlow 20oz 30oz, Reduces Noise Protective Water Bottle Bottom Sleeve Cover Compatible With Tumbler - Image 1](https://m.media-amazon.com/images/I/51Gy1sWnAjL.jpg)
![MLKSI 2 Pcs Silicone Boot for Stanley Quencher Adventure 40oz & IceFlow 20oz 30oz, Reduces Noise Protective Water Bottle Bottom Sleeve Cover Compatible With Tumbler - Image 2](https://m.media-amazon.com/images/I/51JY8S4NP9L.jpg)
![MLKSI 2 Pcs Silicone Boot for Stanley Quencher Adventure 40oz & IceFlow 20oz 30oz, Reduces Noise Protective Water Bottle Bottom Sleeve Cover Compatible With Tumbler - Image 3](https://m.media-amazon.com/images/I/61LYkPCxWpL.jpg)
![MLKSI 2 Pcs Silicone Boot for Stanley Quencher Adventure 40oz & IceFlow 20oz 30oz, Reduces Noise Protective Water Bottle Bottom Sleeve Cover Compatible With Tumbler - Image 4](https://m.media-amazon.com/images/I/61Rq3Ctum+L.jpg)
![MLKSI 2 Pcs Silicone Boot for Stanley Quencher Adventure 40oz & IceFlow 20oz 30oz, Reduces Noise Protective Water Bottle Bottom Sleeve Cover Compatible With Tumbler - Image 5](https://m.media-amazon.com/images/I/61k9UuuFjML.jpg)

## Questions & Answers

**Q: Does this also fit the Simple Modern Trek 40oz tumbler?**
A: Yes, fits very well, exact fit.

**Q: Does it still fit in a car cupholder with this on?**
A: Yes it does

**Q: Dose it fit Stanley 3o oz adventure quencher?**
A: I just tried it on my 30oz and yes it does fit

**Q: Anyone have issues with it fading the finish of your cup. Mine now has a colored ring like it's transferring color**
A: I don’t have any fading issues. I do remove the silicone sleeve before I wash my Stanley’s either by hand or in the dishwasher

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by M***A on 12 November 2025*

This fit my 30oz Stanley cup perfectly. I like that is protects the paint and also stops the out noise of placing my cup down on my desk at work.

### ⭐⭐⭐⭐⭐ Review
*by S***E on 1 July 2023*

Il tient biens en place. Même couleur que ma paille et contour de la tasse.

### ⭐⭐⭐⭐⭐ Review
*by H***R on 15 June 2025*

Fit nicely on my 40oz Stanley. I love how it doesn’t clang when I put it down anymore. I’m not afraid of it slipping off things. I really enjoy these.

## Frequently Bought Together

- MLKSI 2Pcs Silicone Boot for Stanley 40 oz 30 oz Cup Accessories, Protector Silicone Water Bottle Bottom Sleeve for Stanley 40 oz 30 oz Tumbler Simple Modern Tumbler
- Stanley Quencher H2.0 FlowState Stainless Steel Vacuum Insulated Tumbler with Lid and Straw for Water, Iced Tea or Coffee, Smoothie and More, Rose Quartz 2.0, 30 OZ / 0.89 L
- Stanley IceFlow Stainless Steel Tumbler with Straw - Vacuum Insulated Water Bottle for Home, Office or Car Reusable Cup with Straw Leak Resistant Flip Cold for 12 Hrs or Iced for 2 Days (Rose Quartz)

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*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-02-16*