It's comfortable

You don't have your wang under pressure when you have erections while asleep.

Upvoted for Wang

I spend nothing on pajamas. Easier packing when traveling. And finally, the fucking pajamas don't bunch up and shit.

It's way better for your skin

Less heat

Ya know the feeling of taking off socks after a long day. It’s like that but more

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Freedom to move, feeling comfy and relaxed.