− | Any ship equipped with this item will be given a hidden additional boost in armor protection ({{Armor}}+3, non-stacking)<ref>https://kancolle.fandom.com/ja/f/p/2795672881332226463/r/3180511782502402644</ref> and evasion chance when going to [[World 3]] sortie maps.
| + | On all "arctic maps", namely all [[World 3]] maps, as well a some [[Event]] maps, gives: |