Osprey Women's Sirrus 36 Daysack

£126.00£140.00(Save 10%)

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Take on the trails with the Sirrus 36 Daysack by Osprey - designed with innovative features to ensure unrivalled comfort and support on your hiking adventure. A fully adjustable AirSpeed™ ventilated back system, inspired by Osprey’s AntiGravity™ technology, and cushioned hip belt creates an impressive stable fit. Perfect for versatile hikers requiring enough capacity for overnight gear and changeable climates.  

Product code: 15895528 / 119283

Key Features

  • AirSpeed™ trampoline suspended mesh backsystem - super lightweight backsystem designed to completely suspend your day’s load away from your back
  • Adjustable torso length
  • Base zip entry
  • Internal hydration sleeve - compatible with Hydraulics™ and Hydraulics™ LT reservoir
  • Integrated and detachable raincover
  • Compression straps
  • Internal key attachment clip
  • Weight:1.45kg
  • Maximum Dimensions (cm): 66 (l) x 31 (w) x 31 (d)
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Delivery & Returns

This product qualifies for the following delivery methods

Standard UK Delivery (7-10 Days) (FREE)


A tracking link will be provided once your order is despatched.

Bike Delivery (7-10 Days) (£4.99)


Bike delivery is £4.99. This applies to all bikes, and these orders are upgraded to a DHL courier service.

Premium Express Delivery (£6.95)


A tracking link will be provided once your order is despatched.

Standard Next Day Delivery (£6.95)


Premium Next Day Delivery (£6.95)


Collect from Store (FREE)


Delivery times and days vary for each store, but we will contact you when your order is ready to collect. Please do not contact our Customer Care team for updates until after the estimated delivery time in your order confirmation email.

International delivery

From £4.99 to over 200 countries worldwide. Some restrictions apply.


Returning orders to us is easy. Whatever your reason, we offer a refund or exchange within 28 days of delivery or collection.


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Q&A (1)

hello, do you have this bag in other colors? purple maybe?

18th Jul 2019, submitted by avri

Hello Avri. We do not have this bag in any other colour but we do offer similar bags in a wide range of colours and similar features and size options. You might want to look at our equipment section and see our bag range. I hope this helps.

18th Jul 2019
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