You will need:
Dried flower petals and Perfume or just use some Potpourri
Fabric
Ribbon

Instructions:
This craft is ver simple to make.  Cut your fabric into the size sachet you wish to make such as size 4-5 inches by 4-5 inches.  Fill the fabric with either the dried flower petals sprinkled with perfume or some potpourri.

Tie the fabric shut with some ribbon. 

They are ready for gift giving.
Makes a nice gift.