Loving cat rubbing her against legs.
Nobody loves as well as a cat. They say a cat’s purring is very therapeutic.
Cat rubbing her flanges against your legs means she is expressing love. This also means she is leaving her scent on your body, kind of saying ‘You’re mine’.
Cats rubbing against your legs is the cat’s way of showing love, emotion, security, bonding. If your cat does it, then she is very content and satisfied and happy with you.