--- product_id: 433077824 title: "Hydro Flask Wide Mouth Straw Lid, Replacement Cap for 12-40 oz, Cobalt" brand: "kmn" price: "$21.69" currency: USD in_stock: true reviews_count: 13 category: "Kmn" url: https://www.desertcart.us/products/433077824-hydro-flask-wide-mouth-straw-lid-replacement-cap-for-12 store_origin: US region: United States of America --- # 100% leak-proof flip lid Fits 6 Hydro Flask sizes (12-40 oz) BPA-free & dishwasher safe Hydro Flask Wide Mouth Straw Lid, Replacement Cap for 12-40 oz, Cobalt **Brand:** kmn **Price:** $21.69 **Availability:** ✅ In Stock ## Summary > 🥤 Stay hydrated, stay unstoppable — sip smarter with every flip! ## Quick Answers - **What is this?** Hydro Flask Wide Mouth Straw Lid, Replacement Cap for 12-40 oz, Cobalt by kmn - **How much does it cost?** $21.69 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/433077824-hydro-flask-wide-mouth-straw-lid-replacement-cap-for-12) ## Best For - kmn enthusiasts ## Why This Product - Trusted kmn brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Safe & Sustainable:** Crafted from BPA-free materials and dishwasher safe for effortless cleaning. - • **Splash-Free Hydration:** Secure flip-top lid locks in every drop—no spills, no mess. - • **One-Handed Convenience:** Flip open and sip on-the-go with a flexible, durable straw designed for daily hustle. - • **Universal Wide Mouth Fit:** Seamlessly compatible with all Hydro Flask wide mouth bottles from 12 to 40 oz. - • **All-Inclusive Replacement Kit:** Includes extra straws, cleaning brush, and a carry loop to clip and conquer your day. ## Overview The KMN Wide Mouth Straw Lid is a BPA-free, leakproof replacement cap designed for Hydro Flask wide mouth bottles (12-40 oz). Featuring a secure flip-top, flexible straw, and dishwasher-safe materials, it offers one-handed convenience and comes with extra straws and a cleaning brush for ultimate hydration readiness. ## Description desertcart.com : Hydro Flask Wide Mouth Straw Lid, Replacement Cap for 12-40 oz, Cobalt : Sports & Outdoors Review: Awesome replacement water bottle lid! - Great mint green water bottle lid. Easy to clean, works perfectly and adds a pop of color to my black and silver water bottle! Decently priced and comes in various pretty colors! Temp retention is great. Fits the top of my water bottle well! I bought this as a replacement lid and I am happy with my purchase. 10/10 would buy again. Review: No spill alternative - A great product makes it easy to drink while driving without spilling. ## Features - 【Secure Leak-Proof Flip Lid】 Our straw lid is engineered to be leak proof when closed. The secure flip top prevents annoying splashes and spills, making it perfect for tossing into your backpack, gym bag. - 【Perfect Fit for Hydro Flask Wide Mouth】 This replacement cap is compatible with all Hydro Flask Wide Mouth bottles, including sizes 12 oz, 16 oz, 18 oz, 20 oz, 32 oz, and 40 oz. It fits bottles with a mouth diameter of 2.32 inches. (Note: Not for standard mouth bottles.) - 【Flexible Straw & One-Handed Flip】high-quality, BPA-free food-grade. The straw is soft on teeth yet durable enough to withstand daily use. Easily open/close the lid with one hand for on-the-go hydration. - 【BPA-Free & Dishwasher Safe】 Your safety is our priority. This BPA-free lid is crafted from high-quality, durable materials. For effortless cleaning, simply place it on the top rack of your dishwasher. - 【Complete Replacement Kit】 Includes 1 KMN Straw Lid, 2 flexible replacement straws (one may require trimming to fit smaller bottles), and 5 straw cleaning brush. The built-in convenient carry loop lets you clip your bottle to your pack. - One-Handed Operation with Flip-Top Design: Hinged flip-top cover keeps the straw clean and protected when not in use. High-flow straw allows convenient sipping during activities without unscrewing the cap - Complete Package with Replacement Parts: Includes one KMN wide mouth straw lid with attached flip-top and straw, plus one replacement silicone gasket pre-installed for extended use and convenience ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09Y4RD4BM | | Best Sellers Rank | #7,804 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #170 in Water Bottle Accessories | | Brand | KMN | | Brand Name | KMN | | Color | Cobalt | | Customer Reviews | 4.4 out of 5 stars 6,214 Reviews | | Item Weight | 2.88 ounces | | Manufacturer | KMN | | Manufacturer Part Number | NS880 | | Material | Plastic, Silicone | | Material Type | Plastic, Silicone | | Model Number | NS880 | | Number of Pieces | 1 | | Product Style | Modern | | Shape | Round | | Style | Modern | | UPC | 759795387437 | | Unit Count | 1 Count | ## Product Details - **Brand:** KMN - **Color:** Cobalt - **Item Weight:** 0.18 Pounds - **Material:** Plastic - **Style:** Modern ## Images ![Hydro Flask Wide Mouth Straw Lid, Replacement Cap for 12-40 oz, Cobalt - Image 1](https://m.media-amazon.com/images/I/717w8FyAFML.jpg) ![Hydro Flask Wide Mouth Straw Lid, Replacement Cap for 12-40 oz, Cobalt - Image 2](https://m.media-amazon.com/images/I/71xCw-fmmkL.jpg) ![Hydro Flask Wide Mouth Straw Lid, Replacement Cap for 12-40 oz, Cobalt - Image 3](https://m.media-amazon.com/images/I/71SoSqKAQSL.jpg) ![Hydro Flask Wide Mouth Straw Lid, Replacement Cap for 12-40 oz, Cobalt - Image 4](https://m.media-amazon.com/images/I/71Cua3vP2DL.jpg) ![Hydro Flask Wide Mouth Straw Lid, Replacement Cap for 12-40 oz, Cobalt - Image 5](https://m.media-amazon.com/images/I/613kO3oW6bL.jpg) ## Available Options This product comes in different **Color** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Awesome replacement water bottle lid! *by A***A on August 15, 2026* Great mint green water bottle lid. Easy to clean, works perfectly and adds a pop of color to my black and silver water bottle! Decently priced and comes in various pretty colors! Temp retention is great. Fits the top of my water bottle well! I bought this as a replacement lid and I am happy with my purchase. 10/10 would buy again. ### ⭐⭐⭐⭐⭐ No spill alternative *by J***N on August 21, 2026* A great product makes it easy to drink while driving without spilling. ### ⭐⭐⭐⭐⭐ Fits the 32oz Ozark Trail bottle perfectly! *by V***G on September 26, 2026* Fits my Ozark Trail 32oz bottle perfectly! It seals and doesn’t leak. Once the straw is trimmed, the flip spout works great! Perfect solution for my misplaced straw. Which I had no luck finding one that fit the original lid. --- ## 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.us/products/433077824-hydro-flask-wide-mouth-straw-lid-replacement-cap-for-12](https://www.desertcart.us/products/433077824-hydro-flask-wide-mouth-straw-lid-replacement-cap-for-12) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-10-14*