They plugged their ears with wax
If you are talking about the Sirens story: because he wanted to protect his men from the Sirens' singing, but he wanted to hear their songs himself.
Odysseus had the men stuff their ears with wax so they could not hear. He ordered the men to tie him up to the mast, and not release him until he stopped struggling. In this way, Odysseus acted as a signal showing the men when they were a safe distance past the sirens.
He wanted to experience the singing of the sirens.
Odysseus gave his men beeswax so that they would not be able to hear the Sirens who would lure them to their death.
They plugged their ears with wax
If you are talking about the Sirens story: because he wanted to protect his men from the Sirens' singing, but he wanted to hear their songs himself.
Odysseus had the men stuff their ears with wax so they could not hear. He ordered the men to tie him up to the mast, and not release him until he stopped struggling. In this way, Odysseus acted as a signal showing the men when they were a safe distance past the sirens.
He wanted to experience the singing of the sirens.
Odysseus gave his men beeswax so that they would not be able to hear the Sirens who would lure them to their death.
the sweet songs of the sirens lead their men to death
Yes; the Sirens sang their enchanted song, and attempted to lure Odysseus and his men to their doom.
Odysseus chooses to protect himself from the sirens by having his men tie him securely to the mast so he can hear their enchanting song without succumbing to its effects. This is different from how he protects his men, who he orders to plug their ears with beeswax to avoid hearing the sirens' song and being lured to their deaths. Odysseus knows he is curious and will be tempted by the sirens' song, so he takes measures to ensure his own safety while also safeguarding his crew.
The sirens are a danger that Odysseus and his men must pass to return home.
He tells then to put beeswax to cover their ears so they cant hear the song of the siren and the men protect him by tying him to the mast so he cannot not come down when sirens sings
The possibility of not going home.
These was the Sirens.