Virgin Atlantic's airlines baggage policy varies by fare. Economy Light has no free checked bag; Classic/Delight include one 23 kg bag; Premium offers two 23 kg bags; Upper Class gets two 32 kg bags. Carry-on is 10 kg for Economy/Premium and up to 16 kg total for Upper Class, plus one personal item.

https://www.tripdreamz.com/flight-baggage-rules/virgin-atlantic-airlines-baggage-policy