---
product_id: 560466767
title: "RadBizz 3PCS Straw Covers for Stanley Tumbler, Silicone Straw Cover for Stanley 40 oz, 30 oz, Straw Topper for Stanley Cup, Cap for Stanley Straw Accessories, Straw Cap (Flower) 10-12mm"
brand: "radbizz"
price: "€ 29.85"
currency: EUR
in_stock: false
reviews_count: 5
url: https://www.desertcart.fi/products/560466767-radbizz-3pcs-straw-covers-for-stanley-tumbler-silicone-straw-cover
store_origin: FI
region: Finland
---

# Eco-friendly reusable silicone Leak & spill prevention 10mm secure fit stopper RadBizz 3PCS Straw Covers for Stanley Tumbler, Silicone Straw Cover for Stanley 40 oz, 30 oz, Straw Topper for Stanley Cup, Cap for Stanley Straw Accessories, Straw Cap (Flower) 10-12mm

**Brand:** radbizz
**Price:** € 29.85
**Availability:** ❌ Out of Stock

## Summary

> 🌸 Sip in Style, Seal with Confidence!

## Quick Answers

- **What is this?** RadBizz 3PCS Straw Covers for Stanley Tumbler, Silicone Straw Cover for Stanley 40 oz, 30 oz, Straw Topper for Stanley Cup, Cap for Stanley Straw Accessories, Straw Cap (Flower) 10-12mm by radbizz
- **How much does it cost?** € 29.85 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.fi](https://www.desertcart.fi/products/560466767-radbizz-3pcs-straw-covers-for-stanley-tumbler-silicone-straw-cover)

## Best For

- radbizz enthusiasts

## Why This Product

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

## Key Features

- • **Eco-Chic Hydration:** Reduce plastic use with a reusable straw cover that’s as stylish as it is sustainable.
- • **Dust & Debris Defense:** Keep your straw hygienic and fresh whether you’re at your desk or on your next outdoor adventure.
- • **Vibrant Floral Design:** Add a pop of personality to your Stanley cup with eye-catching flower-themed covers that spark joy daily.
- • **Durable Silicone Build:** Crafted from premium silicone for long-lasting use and effortless cleaning—no more disposable waste.
- • **Snug 10mm Fit for Stanley Cups:** Perfectly tailored for 30 oz & 40 oz Stanley tumblers to keep your straw secure and spill-free.

## Overview

The RadBizz 3PCS Straw Covers are silicone caps designed to fit 10-12mm straws on Stanley 30 oz and 40 oz tumblers. These reusable, durable straw toppers prevent spills, keep straws clean, and promote eco-friendly hydration with a secure, leak-resistant fit and vibrant floral designs.

## Description

Introducing the RadBizz Straw Topper for Stanley cup - the ultimate solution for enjoying your favorite beverages on-the-go! Our 10mm straw cover is the perfect accessory for your Stanley Cup 40 oz or 30 oz, providing a snug and secure fit that prevents spills and leaks. Made from high-quality silicone, our straw covers cap for Stanley Cup 40 oz are durable, flexible, and easy to clean. With our straw covers for reusable straws, you can enjoy your drinks without worrying about damaging the environment with disposable straws. Our straw covers cap for tumblers are also perfect for outdoor activities, camping, and hiking. The RadBizz Straw Topper is designed to fit all types of straws, making it a versatile accessory for your Stanley Cup. With our straw caps covers, you can keep your drinks fresh and prevent dust and debris from getting in. Our straw covers cap for Stanley Cup are available in various colors and designs, so you can choose one that matches your style. Get your RadBizz Straw Cover for Stanley today and enjoy your drinks with peace of mind.

Review: These are so adorable. I bought them for my self, but my daughter found them and now she changes her out everyday.
Review: Like it very much fit perfect like the designs easy to clean like the colors

## Features

- Protective straw cover for Stanley cups: Keep your straw clean and hygienic with our straw cover. 10mm straw stopper for Stanley cup straw covers cap.
- Fits 30 oz and 40 oz Stanley cup and Tumbler: Designed for use with Stanley cups as straw covers, they are the perfect accessory for your drinkware and Stanley cup as a straw cover.
- Durable and reusable straw cap: Made from high-quality silicone, our straw topper is built to last and can be used again and again to ensure your Stanley tumbler has a straw cover.
- 10mm straw cover for a secure fit: Our caps for Stanley straws fit snugly over your straw, providing a secure fit and preventing leaks or spills with your Stanley cup while using this straw cover.
- Protect your straw and the environment: Our tumbler straw cover is not only practical, but also eco-friendly, helping to reduce use of disposable plastic straws by using the cover for Stanley straw.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0C9H15LWJ |
| Brand | RadBizz |
| Colour | Flower |
| Customer Reviews | 4.7 4.7 out of 5 stars (678) |
| Date First Available | 6 July 2023 |
| Item Weight | 18 g |
| Material | Silicone |
| Model Number | RadStrawCoversFlowers |
| Product Dimensions | 7.62 x 7.62 x 2.54 cm; 18 g |
| Special Features | Reusable |

## Product Details

- **Brand:** RadBizz
- **Colour:** Flower
- **Manufacturer:** RadBizz
- **Material:** Silicone
- **Number of items:** 1
- **Size:** One Size
- **Special feature:** Reusable
- **UPC:** 744343818297

## Images

![RadBizz 3PCS Straw Covers for Stanley Tumbler, Silicone Straw Cover for Stanley 40 oz, 30 oz, Straw Topper for Stanley Cup, Cap for Stanley Straw Accessories, Straw Cap (Flower) 10-12mm - Image 1](https://m.media-amazon.com/images/I/418AmobacsL.jpg)
![RadBizz 3PCS Straw Covers for Stanley Tumbler, Silicone Straw Cover for Stanley 40 oz, 30 oz, Straw Topper for Stanley Cup, Cap for Stanley Straw Accessories, Straw Cap (Flower) 10-12mm - Image 2](https://m.media-amazon.com/images/I/41ANy96xCvL.jpg)
![RadBizz 3PCS Straw Covers for Stanley Tumbler, Silicone Straw Cover for Stanley 40 oz, 30 oz, Straw Topper for Stanley Cup, Cap for Stanley Straw Accessories, Straw Cap (Flower) 10-12mm - Image 3](https://m.media-amazon.com/images/I/41QH8IEnvrL.jpg)
![RadBizz 3PCS Straw Covers for Stanley Tumbler, Silicone Straw Cover for Stanley 40 oz, 30 oz, Straw Topper for Stanley Cup, Cap for Stanley Straw Accessories, Straw Cap (Flower) 10-12mm - Image 4](https://m.media-amazon.com/images/I/41kwNyuSYTL.jpg)
![RadBizz 3PCS Straw Covers for Stanley Tumbler, Silicone Straw Cover for Stanley 40 oz, 30 oz, Straw Topper for Stanley Cup, Cap for Stanley Straw Accessories, Straw Cap (Flower) 10-12mm - Image 5](https://m.media-amazon.com/images/I/41rAWInUIkL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by J***I on 9 May 2024*

These are so adorable. I bought them for my self, but my daughter found them and now she changes her out everyday.

### ⭐⭐⭐⭐⭐ Review
*by G***Z on 19 March 2025*

Like it very much fit perfect like the designs easy to clean like the colors

### ⭐⭐⭐⭐⭐ Review
*by S***I on 8 January 2026*

These straw covers are a simple but smart accessory. They keep dust, bugs, and germs off your drink while adding a cute, personal touch to your cup. Made from flexible silicone, they fit securely on most reusable straws and are easy to clean. Perfect for travel, outdoor use, or everyday hydration, functional, hygienic, and stylish.

## Frequently Bought Together

- 3PCS Straw Covers for Tumbler, Silicone Straws Cover for Stanley 40 oz, 30 oz, Topper for Stanley Cup, Drinking Straw Accessories (Flower)
- Stanley Quencher H2.0 Tumbler with Handle and Straw 30 oz | Flowstate 3-Position Lid | Cup Holder Compatible for Travel | Insulated Stainless Steel Cup | BPA-Free | Cherry Blossom
- Replacement Straw Compatible with Stanley 40 oz 30 oz Cup Tumbler, 6 Pack Reusable Straw with Cleaning Brush, Plastic, Clear

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**Shop now:** [https://www.desertcart.fi/products/560466767-radbizz-3pcs-straw-covers-for-stanley-tumbler-silicone-straw-cover](https://www.desertcart.fi/products/560466767-radbizz-3pcs-straw-covers-for-stanley-tumbler-silicone-straw-cover)

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*Product available on Desertcart Finland*
*Store origin: FI*
*Last updated: 2026-01-29*