Flip Cap - 28mm

Name: Flip Cap - 28mm
Brand: HydraPak
SKU: WHP-P206
Price: 3.5 USD
Availability: InStock
Rating: 4.8 (5 reviews)

$3.5 $5 In stock

Category: Accessories

This replacement cap features an easy to drink from silicone nozzle which auto-seals after each sip and includes a flip cap cover to keep away outside elements. Fits all current HydraPak products with a 28mm opening including the Stow 500ml and 1L bottles, and SoftFlask 150ml.

*Note that caps only fit on the 28mm threads of 2020 models or newer. Please review our FAQ page on how to identify which version you have.

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Standard Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

Express Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

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Standard Shipping · United States: $0.00

Express Shipping · United States: $3.99

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United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

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Customer Reviews (4.8 / 5 · 5 reviews)

Sophia ★★★★★ Oct 18, 2026

The auto-sealing nozzle is a game-changer for hiking—no more spills in my pack. The flip cap keeps dirt and debris out perfectly on dusty trails. Exactly what I needed for my bottle.

Isabella O. ★★★★★ Oct 14, 2026

I grabbed this to replace a lost cap and it clicked right onto my bottle like it was made for it. The flip cover actually stays shut in my bag, so I'm not worried about the nozzle getting grimy. Drinking one-handed mid-run is way easier now.

Timothy ★★★★★ Oct 13, 2026

The silicone nozzle auto-seals after every sip, so I can toss my bottle in my bag without worrying about leaks. The flip cover keeps the nozzle clean when I'm hiking or at the gym. Swapped it onto my old bottle in seconds and it fits perfectly.