Gift for big sis or she will kill me

Yaar since Raksha bandhan is around the corner,

And i have recently started my first job,

So I have 4 sis and I have thought of sm gifts since they are younger than me I have sm ideas

But I cannot come up with smtg for my big sis(26F)

Can you guys suggest me

1. She likes fashion and travelling

2. Budget is 6k