---
product_id: 656154687
title: "Hydro Flask 40 Oz Wide Mouth Flex Straw Cap Seacliff"
brand: "hydro flask"
price: "€ 70.04"
currency: EUR
in_stock: true
reviews_count: 5
category: "Hydro Flask"
url: https://www.desertcart.ie/products/656154687-hydro-flask-40-oz-wide-mouth-flex-straw-cap-seacliff
store_origin: IE
region: Ireland
---

# Leakproof Flex Straw Cap Dishwasher Safe Design 24H Cold Insulation Hydro Flask 40 Oz Wide Mouth Flex Straw Cap Seacliff

**Brand:** hydro flask
**Price:** € 70.04
**Availability:** ✅ In Stock

## Summary

> 💧 Sip Smart, Stay Cool, Own the Day!

## Quick Answers

- **What is this?** Hydro Flask 40 Oz Wide Mouth Flex Straw Cap Seacliff by hydro flask
- **How much does it cost?** € 70.04 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ie](https://www.desertcart.ie/products/656154687-hydro-flask-40-oz-wide-mouth-flex-straw-cap-seacliff)

## Best For

- hydro flask enthusiasts

## Why This Product

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

## Key Features

- • **Sip & Go Leakproof:** Innovative Flex Straw Cap lets you sip effortlessly with one hand while guaranteeing zero leaks when closed.
- • **All-Day Chill Power:** Keeps your drink icy cold for a full 24 hours with TempShield double-wall vacuum insulation.
- • **Hassle-Free Hygiene:** Easily disassemble the straw lid for deep cleaning and toss everything in the dishwasher to keep your bottle pristine.
- • **Pure Taste, Every Time:** Pro-grade stainless steel prevents flavor transfer, so your water tastes fresh, no matter what you drank yesterday.
- • **Carry in Style & Comfort:** Generous 40 oz capacity with a comfortable handle, perfect for hikes, workouts, or your daily grind.

## Overview

The Hydro Flask 40 oz Wide Mouth Flex Straw Cap in Seacliff combines cutting-edge TempShield insulation to keep beverages cold for 24 hours, a leakproof and easy-to-use Flex Straw Cap for one-handed sipping, and durable stainless steel construction that ensures pure taste. Dishwasher safe and designed for active lifestyles, this bottle is a must-have for professionals who demand performance and style on the go.

## Description

A 40 oz Wide Mouth water bottle with Hydro Flask's leakproof Flex Straw Cap—easy to fill, easy to drink. Open it up, add your ice, and flip to sip. The insulated stainless steel keeps it cold for up to 24 hours.

Review: I love that it’s easy to take apart for a deep clean. It’s a great smaller size for my electrolyte packets, and the water stays cold all day. Comfortable handle for carrying on hikes.
Review: Competitively priced compared to stores. Wide colour range available. Really pleased.

## Features

- THE BEST BOTTLE: A 40 oz Wide Mouth water bottle with Hydro Flask's leakproof Flex Straw Cap—easy to fill, easy to drink. Open it up, add your ice, and flip to sip. The insulated stainless steel keeps it cold for up to 24 hours.
- 24 HOURS COLD: Double-wall vacuum insulation keeps drinks hot or cold for hours. The insulated water bottle keeps beverages cold for 24 hours. The TempShield insulation keeps drinks cold all day.
- LEAKPROOF: Say goodbye to leaky water bottles. The Flex Straw Cap is leakproof when closed. Simply close it shut and toss it into your bag without worry. Sip effortlessly with one hand, thanks to the easy-to-use straw design. Click it shut, and rest easy knowing your drink stays securely sealed all day.
- PURE TASTE: Durable pro-grade stainless steel ensures pure taste and no leftover flavor transfer. So, today's water won't have any taste of yesterday's iced tea.
- DISHWASHER SAFE: Easy to use and easy to clean, just dissasembler the straw lid and toss the lid and bottles into the dishwasher. Designed to keep bright color, being dishwasher safe means your favorite Hydro Flask is always at-the-ready.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0D8K4GQN5 |
| Best Sellers Rank | #26,816 in Sporting Goods ( See Top 100 in Sporting Goods ) #1,173 in Sports Water Bottles |
| Brand | Hydro Flask |
| Capacity | 40 Fluid Ounces |
| Color | Seacliff |
| Customer Reviews | 4.6 4.6 out of 5 stars (355) |
| Date First Available | 19 July 2024 |
| Item Weight | 581 g |
| Material | Stainless Steel |
| Model Number | W40CFS200 |
| Product Dimensions | 9.91 x 9.91 x 29.72 cm; 580.6 g |
| Special Features | Flex Straw Cap, One-Handed Operation, Easy Cleaning |

## Product Details

- **Brand:** Hydro Flask
- **Capacity:** 40 Fluid Ounces
- **Colour:** Seacliff
- **Recommended uses for product:** Water
- **Special features:** Flex Straw Cap, One-Handed Operation, Easy Cleaning

## Images

![Hydro Flask 40 Oz Wide Mouth Flex Straw Cap Seacliff - Image 1](https://m.media-amazon.com/images/I/61Ie69CC2jL.jpg)
![Hydro Flask 40 Oz Wide Mouth Flex Straw Cap Seacliff - Image 2](https://m.media-amazon.com/images/I/61yu4yfnsoL.jpg)
![Hydro Flask 40 Oz Wide Mouth Flex Straw Cap Seacliff - Image 3](https://m.media-amazon.com/images/I/81t4xMcn3rL.jpg)
![Hydro Flask 40 Oz Wide Mouth Flex Straw Cap Seacliff - Image 4](https://m.media-amazon.com/images/I/81vYimFa1ML.jpg)
![Hydro Flask 40 Oz Wide Mouth Flex Straw Cap Seacliff - Image 5](https://m.media-amazon.com/images/I/71Hi0kML99L.jpg)

## Available Options

This product comes in different **Color, Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by S***S on 10 July 2025*

I love that it’s easy to take apart for a deep clean. It’s a great smaller size for my electrolyte packets, and the water stays cold all day. Comfortable handle for carrying on hikes.

### ⭐⭐⭐⭐⭐ Review
*by A***R on 27 December 2025*

Competitively priced compared to stores. Wide colour range available. Really pleased.

### ⭐⭐⭐⭐⭐ Review
*by S***O on 30 January 2026*

The color is so cute. Keeps my me to drink more water since the straw is built in.

## Frequently Bought Together

- HYDRO FLASK Wide Mouth vacuum insulated stainless steel water bottle with leakproof closeable straw lid for cold water drinks, sports, travel, car and school
- CHEETAH Protective Boot for Hydroflask Water Bottle 12oz - 40oz, BPA Free Bottom Silicone Sleeve Cover, Compatible with All Water Bottles with Bottom Width of 2.87-3.56in
- Hydro Flask Wide Mouth vacuum insulated stainless steel water bottle with leakproof closeable lid for cold water drinks, sports, travel, car and school

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**Shop now:** [https://www.desertcart.ie/products/656154687-hydro-flask-40-oz-wide-mouth-flex-straw-cap-seacliff](https://www.desertcart.ie/products/656154687-hydro-flask-40-oz-wide-mouth-flex-straw-cap-seacliff)

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*Product available on Desertcart Ireland*
*Store origin: IE*
*Last updated: 2026-03-03*