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Aer

Day Sling 4 Ultra

The Aer Day Sling 4 Ultra is a 3 L (155 cu in), 0.69 lb sling bag with room for a 8.3-inch tablet.

Capacity
3 L (155 cu in)
Weight
0.7 lb · 313 g
Carry
Sling
Water
Not published
Aer Day Sling 4 Ultra

Colors: Ultra

Photo: Aer (opens in new tab)

Full specs

Last verified Oct 5, 2026

Unless marked otherwise, specs are from the manufacturer’s product page (aersf.com).

Size & carry
Capacity3 L (155 cu in)
Weight (manufacturer)0.69 lb (313 g)
Dimensions15.2 × 24.1 × 7.6 cm (6.0 × 9.5 × 3.0 in)
CarrySling (across the back)
Tablet8.3 in
Build
Main fabricUltra400X by Challenge Sailcloth
OpeningZip
Features
Hidden/back pocketYes
Key leashYes
Other
ColorsUltra
Built forTravel, Everyday carry

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