--- product_id: 771013490 title: "Hydro Flask 40 Oz Wide Flex Straw Cap Birch" brand: "hydro flask" price: "HK$1761" currency: HKD in_stock: false category: "Hydro Flask" url: https://www.desertcart.hk/products/771013490-hydro-flask-40-oz-wide-flex-straw-cap-birch store_origin: HK region: Hong Kong --- # Pure stainless steel taste Leakproof Flex Straw Cap 24H cold retention Hydro Flask 40 Oz Wide Flex Straw Cap Birch **Brand:** hydro flask **Price:** HK$1761 **Availability:** ❌ Out of Stock ## Summary > ❄️ Stay cool, sip smart, and never miss a beat with Hydro Flask! ## Quick Answers - **What is this?** Hydro Flask 40 Oz Wide Flex Straw Cap Birch by hydro flask - **How much does it cost?** HK$1761 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/771013490-hydro-flask-40-oz-wide-flex-straw-cap-birch) ## 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 - • **Ice-Ready Wide Mouth:** Fits large ice cubes for ultimate chill - • **Pure Taste Guarantee:** Pro-grade stainless steel prevents flavor transfer - • **All-Day Cold, Zero Sweat:** Double-wall vacuum insulation keeps drinks cold for 24 hours - • **Sip On-Demand, One-Handed:** Effortless hydration with leakproof Flex Straw Cap - • **Dishwasher Safe Durability:** Easy cleaning without fading your favorite color ## Overview The Hydro Flask 40 oz Wide Flex Straw Cap Birch is a premium insulated stainless steel water bottle featuring a leakproof, easy-to-use Flex Straw Cap. Its double-wall vacuum insulation keeps beverages cold for up to 24 hours, while the wide mouth accommodates ice cubes effortlessly. Dishwasher safe and designed for pure taste with no flavor transfer, this bottle is perfect for professionals on the go who demand style, function, and reliability. ## Description Hydro Flask 40 Oz Wide Flex Straw Cap Birch : desertcart.in: Home & Kitchen ## 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 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 | |---------------|-------| | Brand | Hydro Flask | | Capacity | 4E+1 Ounces | | Colour | Birch | | Model Name | Wide Mouth Flex Straw | | Item Weight | 1.43 Pounds | | Material | Stainless Steel | | Included Components | 1 Water Bottle | | With Lid | Yes | | UPC | 840394200996 | | Manufacturer | Hydro Flask | | Department | unisex-adult | | Item part number | W40CFS035 | | ASIN | B0DSM1HTJJ | ## Product Details - **Brand:** Hydro Flask - **Capacity:** 1183 Milliliters - **Colour:** Birch - **Item Weight:** 1.43 Pounds - **Model Name:** Wide Mouth Flex Straw ## Images ![Hydro Flask 40 Oz Wide Flex Straw Cap Birch - Image 1](https://m.media-amazon.com/images/I/21bPwpbfCOL.jpg) ![Hydro Flask 40 Oz Wide Flex Straw Cap Birch - Image 2](https://m.media-amazon.com/images/I/21vZV5j-gEL.jpg) ![Hydro Flask 40 Oz Wide Flex Straw Cap Birch - Image 3](https://m.media-amazon.com/images/I/41PvZNF+qEL.jpg) ![Hydro Flask 40 Oz Wide Flex Straw Cap Birch - Image 4](https://m.media-amazon.com/images/I/41geyQbvWiL.jpg) ![Hydro Flask 40 Oz Wide Flex Straw Cap Birch - Image 5](https://m.media-amazon.com/images/I/41lWRsntyTL.jpg) ## Frequently Bought Together - Hydro Flask 40 Oz Wide Flex Straw Cap Birch - Hydro Flask Replacement Straws 3 Count (Pack of 1) - Hydro Flask - Bottle Brush for Cleaning with Long Handle & Non-Slip Grip for Comfortable Use - Durable Nylon Bristles - Compatible with all Hydro Flask Bottles - Pacific --- ## 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.hk/products/771013490-hydro-flask-40-oz-wide-flex-straw-cap-birch](https://www.desertcart.hk/products/771013490-hydro-flask-40-oz-wide-flex-straw-cap-birch) --- *Product available on Desertcart Hong Kong* *Store origin: HK* *Last updated: 2026-05-17*