Whatever you want!
usually:
Tooth brush, tooth paste, soap in a stainless container, tin shaving foam, comb, razor or Batt operated razor, spare blades, stainless steel small mirror, Flannel,tube of E45 cream for gen purpose cuts, chaffs Etc, Lip balm for chapped lips. (Got very cold in November riding on the outside of 432's / 434's!) & whatever you wanted to make your life that little bit easier & comfortable!