EdP-type fragrances are made to last well throughout the day. 30 ml is a small packaging, but that also means you can take it in your carry-on when traveling.
From OnBuy
Christian Dior Joy 30ml EDP Spray
Cosmetify
DIOR JOY By Dior Eau De Parfum 30ml
Cazaar Fancy Dress
Christian Dior Joy 30ml Eau De Parfum Spray