--- product_id: 410623830 title: "HydraPak UltraFlask Speed 600ml 2-Pack - Collapsible Soft Flask Water Bottle for Hydration Vests and Running Packs with Easy Open Cap (600 ml/20 oz), Malibu Blue" brand: "hydrapak" price: "₱235" currency: PHP in_stock: false url: https://www.desertcart.ph/products/410623830-hydrapak-ultraflask-speed-600ml-2-pack-collapsible-soft-flask-water store_origin: PH region: Philippines --- # SpeedFill quick-open cap Vest-compatible, bounce-free fit 600ml collapsible capacity HydraPak UltraFlask Speed 600ml 2-Pack - Collapsible Soft Flask Water Bottle for Hydration Vests and Running Packs with Easy Open Cap (600 ml/20 oz), Malibu Blue **Brand:** hydrapak **Price:** ₱235 **Availability:** ❌ Out of Stock ## Summary > 💦 Stay fueled, stay fast — hydration that keeps pace with your grind! ## Quick Answers - **What is this?** HydraPak UltraFlask Speed 600ml 2-Pack - Collapsible Soft Flask Water Bottle for Hydration Vests and Running Packs with Easy Open Cap (600 ml/20 oz), Malibu Blue by hydrapak - **How much does it cost?** ₱235 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.ph](https://www.desertcart.ph/products/410623830-hydrapak-ultraflask-speed-600ml-2-pack-collapsible-soft-flask-water) ## Best For - hydrapak enthusiasts ## Why This Product - Trusted hydrapak brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Refill in a Flash:** SpeedFill cap pops open with one motion for ultra-fast aid station refills—never miss a beat. - • **Compact When Empty:** Collapsible soft flask shrinks as you drink, saving space and weight for the long haul. - • **Customizable Hydration:** Choose your preferred sip style with a versatile 42mm cap compatible with straw or bite valve options. - • **Adventure-Ready Guarantee:** Backed by a beyond lifetime warranty—repair or replace free to keep you moving forward. - • **Hydrate Without the Bounce:** Designed to fit snugly in hydration vests and packs, eliminating annoying movement and chafing during your run. ## Overview The HydraPak UltraFlask Speed 600ml 2-Pack offers a lightweight, collapsible hydration solution tailored for endurance athletes and runners. Featuring a bounce-free design that fits most hydration vests, a quick-access SpeedFill cap for rapid refills, and a customizable cap for straw or bite valve use, this soft flask shrinks as you drink to minimize bulk. Durable and backed by a beyond lifetime warranty, it’s the ultimate companion for long-distance events and outdoor adventures. ## Description Go big. The largest of our ultra-light series, the UltraFlask 600 ml holds more so you can go the distance. Its soft material allows it to fit snugly in most vest pockets and it shrinks as you drink to minimize water movement. Topped with our SpeedFill cap for quick aid station refills and is ready for use with or without the tube. Included in the package: UltraFlask 600ml Flask SpeedFill Cap Drink Tube Bite Valve Basic Care & Use Instructions Specifications: Capacity: 600 mL / 20 fl oz Weight: 46 g / 1.6 oz Dimensions: 186 mm x 81 mm / 7.3 in x 3.2 in Material: TPU, PP, Silicone, POM ## Features - HYDRATION VEST COMPATIBLE: Fits easily in most hydration vests, belts or pack pockets. Provides bounce-free stability and a flexible flask shoulder to prevent chafing. - COLLAPSIBLE FLASK: Soft material conforms to any pocket, and shrinks as you drink to reduce movement and pack away easily when empty. - PERFECT FOR AID STATIONS:UltraFlasks are equipped with our SpeedFill Cap designed for quick and easy refilling at aid stations. A side tab pops open the cap in one motion and snaps shut with a click. - CUSTOMIZABLE CAP: Built for versatility, the UltraFlask comes with a 42mm customizable cap. Choose between straw or bite valve. - BEYOND LIFETIME WARRANTY: If you experience any issue, we’ll repair or replace the item for free. Whatever it takes to keep your adventure going. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09S8SMLRY | | Additional Features | Collapsable, Straw | | Age Range Description | Any Age Group | | Best Sellers Rank | #6,846 in Sporting Goods ( See Top 100 in Sporting Goods ) #27 in Cycling Hydration Packs | | Bottle Type | Collapsible Water Bottle | | Brand Name | HydraPak | | Capacity | 600 Milliliters | | Color | Malibu Blue | | Container Type | Soft Bottle | | Customer Reviews | 4.4 4.4 out of 5 stars (289) | | Finish Types | Glossy | | Included Components | 2 Pieces Collapsible 600ml SoftFlask, Cap and Straw | | Item Dimensions W x H | 8.1W x 18.5H centimeters | | Item Type Name | 600ml SoftFlask | | Item Weight | 92 Grams | | Manufacturer | HydraPak | | Manufacturer Part Number | 834456002918 | | Material Type | Plastic | | Model Name | UltraFlask Speed 600ml | | Model Number | 834456002918 | | Number of Items | 2 | | Number of Packs | 2 | | Product Care Instructions | Hand Wash | | Recommended Uses For Product | running and endurance sports | | Reusability | Reusable | | Shape | Round | | Specific Uses For Product | Long Distance Events | | Sport Type | Running | | Style Name | 600ml Speed - 2 Pack | | Theme | Lightweight hydration for sports or outdoor activities | | UPC | 834456002918 | | Unit Count | 2 Count | ## Product Details - **Bottle type:** Collapsible Water Bottle - **Brand:** HydraPak - **Capacity:** 600 Milliliters - **Colour:** Malibu Blue - **Material:** Plastic ## Images ![HydraPak UltraFlask Speed 600ml 2-Pack - Collapsible Soft Flask Water Bottle for Hydration Vests and Running Packs with Easy Open Cap (600 ml/20 oz), Malibu Blue - Image 1](https://m.media-amazon.com/images/I/61xgCTHYMoL.jpg) ![HydraPak UltraFlask Speed 600ml 2-Pack - Collapsible Soft Flask Water Bottle for Hydration Vests and Running Packs with Easy Open Cap (600 ml/20 oz), Malibu Blue - Image 2](https://m.media-amazon.com/images/I/71M2AWJuX6L.jpg) ![HydraPak UltraFlask Speed 600ml 2-Pack - Collapsible Soft Flask Water Bottle for Hydration Vests and Running Packs with Easy Open Cap (600 ml/20 oz), Malibu Blue - Image 3](https://m.media-amazon.com/images/I/81K0u5i0OmL.jpg) ![HydraPak UltraFlask Speed 600ml 2-Pack - Collapsible Soft Flask Water Bottle for Hydration Vests and Running Packs with Easy Open Cap (600 ml/20 oz), Malibu Blue - Image 4](https://m.media-amazon.com/images/I/81iHjTiZo0L.jpg) ![HydraPak UltraFlask Speed 600ml 2-Pack - Collapsible Soft Flask Water Bottle for Hydration Vests and Running Packs with Easy Open Cap (600 ml/20 oz), Malibu Blue - Image 5](https://m.media-amazon.com/images/I/71J9iH+MyRL.jpg) ## Available Options This product comes in different **Style** options. ## Frequently Bought Together - HydraPak UltraFlask Speed (500ml or 600ml) - Collapsible Soft Flask Water Bottle for Hydration Vests and Running Packs with Easy Open Cap - HydraPak Velocity Hydration Reservoir (1.5L or 2L), Slim Profile Water Bladder, Self-Sealing Bite Valve, Leak Proof, Reversible, Dishwasher Safe - HydraPak Velocity IT (1.5L or 2L Hydration Reservoir) - Insulated Water Bladder/Reservoir for Hydration Pack – Self-Sealing Bite Valve, Leak Proof and Dishwasher Safe --- ## 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.ph/products/410623830-hydrapak-ultraflask-speed-600ml-2-pack-collapsible-soft-flask-water](https://www.desertcart.ph/products/410623830-hydrapak-ultraflask-speed-600ml-2-pack-collapsible-soft-flask-water) --- *Product available on Desertcart Philippines* *Store origin: PH* *Last updated: 2026-08-01*