✅ Editor’s Pick
🛒 Available on Amazon
💰 Value-Focused
📸 Product Images
Current Amazon Price
EUR28.31
(as of Jan 18, 2026 07:26:03 UTC)
Prices and availability can change. Amazon’s price at checkout applies.
🧭 How This Product Was Evaluated
- 👣 Comfort and usability for typical hikes
- 🧱 Materials and build quality for repeated outdoor use
- ⚖️ Value compared with similar products in the same category
- 🎒 Fit for beginner and casual hikers
🎯 Who This Is Best For
- 🧑🦯 Beginner hikers and casual outdoor users
- 🌲 Day hikes, light trails, and weekend trips
- 💵 Buyers prioritizing practical value
- 🗺️ General use in parks, trails, and travel hikes
⚙️ Product Overview
See reviews + more photos on Amazon
🌟 Pros & Cons
✅ Pros
- 🙂 Comfortable for most beginner hiking needs
- ⚖️ Balanced feature-to-price ratio
- 🧩 Easy to use with minimal setup
- 🧭 Versatile for different trail conditions
⚠️ Cons
- 🏔️ Advanced users may want higher-end features
- 📏 Performance depends on correct size/fit
📝 Product Details
The Platypus DayCap water bottle filter transforms your wide mouth Nalgene, HydroFlask, or Yeti Yonder into a fast-flowing, ready-to-go water filter. For when you want to head out with the easiest possible water filtration, we engineered the DayCap to seamlessly fit popular water bottles and turn them into fast, safe, and incredibly easy to use water filters. Hollow fiber filter is the same technology used in the most popular field-proven Platypus filter systems. The DayCap flows at a fast 1 liter per minute, allowing you to use your bottles like normal. TPE construction is long lasting, and semi-flexible carry loop is a sturdy attachment point for a carabiner. Ultralight at just 2.6 oz (72 g) and measures 4.2 x 2.8 x 3.9 in (10.6 x 7 x 10 cm). Made in the USA
Transform your favorite wide-mouth Nalgene, HydroFlask, or Yeti Yonder water bottle into an effortless scoop-and-drink water filter with the DayCap
Drink spout pulls water through the filter and provides a flow rate of 1 liter per minute, meaning you can use your water bottle like normal
Hollow fiber filter is the same technology used in the most popular field-proven Platypus filter systems and lasts for 1,000 liters of “worst-case” water (replacement filters available)
Each filter is individually tested and meet the stringent NSF & EPA P231 protocol, ensuring the removal of 99.9999% of bacteria and 99.9% of protozoa, while also removing sand, sediment, and microplastics
Easy to clean with a simple shake of your bottle, it’s the ideal lightweight and simple backpacking water filter
Filter is detachable with a simple quarter-turn, allowing for spout-only use. Spout is optimized for drinking or pouring, while the carry loop is semi-flexible and sturdy
Ultralight at just 2.6 oz (72 g) and measures 4.2 x 2.8 x 3.9 in (10.6 x 7 x 10 cm). Made in the USA
Transform your favorite wide-mouth Nalgene, HydroFlask, or Yeti Yonder water bottle into an effortless scoop-and-drink water filter with the DayCap
Drink spout pulls water through the filter and provides a flow rate of 1 liter per minute, meaning you can use your water bottle like normal
Hollow fiber filter is the same technology used in the most popular field-proven Platypus filter systems and lasts for 1,000 liters of “worst-case” water (replacement filters available)
Each filter is individually tested and meet the stringent NSF & EPA P231 protocol, ensuring the removal of 99.9999% of bacteria and 99.9% of protozoa, while also removing sand, sediment, and microplastics
Easy to clean with a simple shake of your bottle, it’s the ideal lightweight and simple backpacking water filter
Filter is detachable with a simple quarter-turn, allowing for spout-only use. Spout is optimized for drinking or pouring, while the carry loop is semi-flexible and sturdy
Ultralight at just 2.6 oz (72 g) and measures 4.2 x 2.8 x 3.9 in (10.6 x 7 x 10 cm). Made in the USA
🏁 Final Assessment
If the size and materials match what you need, check today’s price and the latest reviews before you decide.
❓ Frequently Asked Questions
Is this suitable for beginners?
Yes. It’s designed to be easy to use and practical for people new to hiking.
What type of hiking is it best for?
Day hikes, light trails, and casual outdoor activities.
Is this good value for money?
It offers a balanced mix of features and price compared with similar products.
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Prices and availability are subject to change.
