Minimalist Packing List (3 Day Trip or 3 Months)
Fits in 30 Litre Backpack
3 Pair Socks3 Pair Underwear3 T-Shirts1 Pair Pants/ShortsPajamasSweatshirtShoesTowelHatSunglassesToiltries
MacBook AirNookiPhone HeadphoneCables 
Also shown
EMS Bag

Minimalist Packing List (3 Day Trip or 3 Months)

Fits in 30 Litre Backpack

3 Pair Socks
3 Pair Underwear
3 T-Shirts
1 Pair Pants/Shorts
Pajamas
Sweatshirt
Shoes
Towel
Hat
Sunglasses
Toiltries

MacBook Air
Nook
iPhone 
Headphone
Cables 

Also shown

EMS Bag