スポーンコマンド
or
cheat gfi SwimShirt_Float 1 0 0
or
cheat giveitem "Blueprint'/Game/PrimalEarth/CoreBlueprints/Items/Armor/Skin/PrimalItemSkin_SummerSwimShirt_Floaties.PrimalItemSkin_SummerSwimShirt_Floaties'" 1 0 0