---
product_id: 303887484
title: "Flaskars Protective Silicone Boot for 12oz - 40 oz Hydro Sport Water Bottles Flask Anti-Slip Bottom Sleeve Cover (Black, Fits 32 oz and 40 oz Bottles)"
brand: "flaskars"
price: "€ 44.96"
currency: EUR
in_stock: false
reviews_count: 5
category: "Flaskars"
url: https://www.desertcart.de/products/303887484-flaskars-protective-silicone-boot-for-12oz-40-oz-hydro-sport
store_origin: DE
region: Germany
---

# Sleek black finish Water-resistant & easy to clean Anti-slip silicone grip Flaskars Protective Silicone Boot for 12oz - 40 oz Hydro Sport Water Bottles Flask Anti-Slip Bottom Sleeve Cover (Black, Fits 32 oz and 40 oz Bottles)

**Brand:** flaskars
**Price:** € 44.96
**Availability:** ❌ Out of Stock

## Summary

> 🖤 Grip in style, protect with purpose.

## Quick Answers

- **What is this?** Flaskars Protective Silicone Boot for 12oz - 40 oz Hydro Sport Water Bottles Flask Anti-Slip Bottom Sleeve Cover (Black, Fits 32 oz and 40 oz Bottles) by flaskars
- **How much does it cost?** € 44.96 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.de](https://www.desertcart.de/products/303887484-flaskars-protective-silicone-boot-for-12oz-40-oz-hydro-sport)

## Best For

- flaskars enthusiasts

## Why This Product

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

## Key Features

- • **Sleek & Subtle:** Matte black design complements your professional style while hiding scratches and wear for a pristine look.
- • **Secure Your Sip:** Anti-slip silicone bottom keeps your bottle steady on any surface, preventing embarrassing spills during meetings or workouts.
- • **Protect & Impress:** Shield your bottle from dents and dings while signaling your commitment to quality and sustainability.
- • **Effortless Maintenance:** Made from BPA-free silicone, this sleeve is hand-washable and built to last through your busiest days.
- • **Perfect Fit, Every Time:** Designed to snugly fit popular 32 oz and 40 oz Hydro Sport bottles, including Frank Green, ensuring a flawless upgrade.

## Overview

The Flaskars Protective Silicone Boot is a BPA-free, black silicone sleeve designed to fit 32 oz and 40 oz Hydro Sport water bottles. Featuring an anti-slip bottom, it prevents accidental slips and protects your bottle from scratches and dents. Lightweight and reusable, it’s easy to clean by hand and perfect for active professionals seeking both style and function.

## Description

This Anti-Slip Bottom Sleeve Cover is made of Silicone. It is Black in colour.

Review: Bon fit
Review: Fit our Frank Green drink bottle. Hides those ghastly scratches and stops the kids thumping the metal on counter tops. Easy to put on and take off for washing. I found that turning it inside out and rolling on down the bottle was easiest to put on.

## Features

- Anti-Slip Bottom Sleeve Cover
- Colour is Black
- Material is Silicone

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07H8Y57PK |
| Best Sellers Rank | #191,575 in Sports, Fitness & Outdoors ( See Top 100 in Sports, Fitness & Outdoors ) #922 in Sports Water Bottle Accessories |
| Bottle Type | standard bottle |
| Brand | Flaskars |
| Capacity | 595 g |
| Colour | Black |
| Country of Origin | USA |
| Item Dimensions LxWxH | 9 x 9 x 5 Centimeters |
| Item Weight | 50 g |
| Item model number | Noir |
| Material | Silicone |
| Material Type Free | Bisphenol A (BPA) Free |
| Net Quantity | 1.0 Count |
| Number of Items | 2 |
| Product Care Instructions | Hand Wash Only |
| Product Dimensions | 8.99 x 8.99 x 5 cm; 50 g |
| Recommended Uses For Product | sports |
| Reusability | Reusable |
| Shape | Round |
| Special Feature | Anti-Slip Bottom Sleeve Cover |
| Theme | Sport |
| UPC | 713924802857 |

## Product Details

- **Bottle Type:** standard bottle
- **Brand:** Flaskars
- **Capacity:** 595 g
- **Colour:** Black
- **Material:** Silicone

## Images

![Flaskars Protective Silicone Boot for 12oz - 40 oz Hydro Sport Water Bottles Flask Anti-Slip Bottom Sleeve Cover (Black, Fits 32 oz and 40 oz Bottles) - Image 1](https://m.media-amazon.com/images/I/21v8jgBmIyL.jpg)
![Flaskars Protective Silicone Boot for 12oz - 40 oz Hydro Sport Water Bottles Flask Anti-Slip Bottom Sleeve Cover (Black, Fits 32 oz and 40 oz Bottles) - Image 2](https://m.media-amazon.com/images/I/31YYjIAwBWL.jpg)
![Flaskars Protective Silicone Boot for 12oz - 40 oz Hydro Sport Water Bottles Flask Anti-Slip Bottom Sleeve Cover (Black, Fits 32 oz and 40 oz Bottles) - Image 3](https://m.media-amazon.com/images/I/417ZAtYqQ8L.jpg)
![Flaskars Protective Silicone Boot for 12oz - 40 oz Hydro Sport Water Bottles Flask Anti-Slip Bottom Sleeve Cover (Black, Fits 32 oz and 40 oz Bottles) - Image 4](https://m.media-amazon.com/images/I/41E8qEBKlLL.jpg)
![Flaskars Protective Silicone Boot for 12oz - 40 oz Hydro Sport Water Bottles Flask Anti-Slip Bottom Sleeve Cover (Black, Fits 32 oz and 40 oz Bottles) - Image 5](https://m.media-amazon.com/images/I/41WM6HwL9tL.jpg)

## Questions & Answers

**Q: What is diameter of smaller boot?**
A: Hello. The diameter of small boot is 2.86".

**Q: will this fit on a 24 oz owala bottle?**
A: I purchased it for a 32 oz and it fit perfect.  I would think for a 24 oz it may be big but I'm assuming if you don't like the fit you can return it or find one that is specifically only for a 24 oz owala bottle.

**Q: Does this fit swell 25oz?**
A: no

**Q: what colors are available?**
A: /check the product in Amazonand you will find what colors are available.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by D***L on 14 April 2025*

Bon fit

### ⭐⭐⭐⭐⭐ Review
*by T***A on 18 July 2022*

Fit our Frank Green drink bottle. Hides those ghastly scratches and stops the kids thumping the metal on counter tops. Easy to put on and take off for washing. I found that turning it inside out and rolling on down the bottle was easiest to put on.

### ⭐⭐⭐⭐⭐ Review
*by K***. on 7 September 2025*

Fits perfectly

## Frequently Bought Together

- Flaskars Protective Silicone Boot for 12oz - 40 oz Hydroflask Water Bottles Anti-Slip Bottom Stanley Sleeve Cover Bumper
- Hydro Flask Water Bottle - Insulated Stainless Steel - Wide Straw Lid, Non Spill, Leakproof in 32 Oz Black
- Hydro Flask Wide Flex Cap Black 40 Oz

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**Shop now:** [https://www.desertcart.de/products/303887484-flaskars-protective-silicone-boot-for-12oz-40-oz-hydro-sport](https://www.desertcart.de/products/303887484-flaskars-protective-silicone-boot-for-12oz-40-oz-hydro-sport)

---

*Product available on Desertcart Germany*
*Store origin: DE*
*Last updated: 2026-01-24*