On a work trip, a favorite scent on your hotel pillow helps you feel settled✔️ CENTICA Pillow Mist (200ml) comes in 4 scents with 1.5K reviews; RE:SLEEP Phytoncide Concentrate Spray (300ml) has 1.1K+. Both are over 100ml, so pack them in checked baggage in a zip bag. For carry-on, pick a 50ml or 100ml one.