生日收到红包怎么感谢

Dear {Name of Giver},

I hope this message finds you well. Thank you so much for sending me a red envelope for my birthday. Your kindness and thoughtfulness mean a lot to me, and I truly appreciate your generosity.

Your gift has made my birthday celebration even more special, and I am extremely grateful for your support and friendship. I feel very lucky to have you in my life and am grateful for all the good times we have shared.

Once again, thank you for your graciousness and for always being there for me. I look forward to spending more time with you soon.

Best regards,

[Your Name]