You can book for several people and/or several weeks at the same time by indicating the total amount of packs you wish to choose, multiplying both factors.
Example: – 1 person x 1 week = 1 pack – 2 people x 1 week = 2 packs – 2 people x 2 week = 4 packs – 3 people x 2 week = 6 packs