Normal postage included. Each generous satchet is enough for 3 uses. This product is quite rich so i leave overnight once weekly. For daily use i wash away after 2hr to prevent pore congestion. Radiant skin in morning and last a day. More cost effective than sheet mask. Do inquire if you like more as I may have a few more packs. Other items for sale: Laneige Perfect Renew Regenerator serum (see other photo) 3 samples for $2.50, each capsule good for 3 uses.