This is a white blowable vamavarti shankh (conch shell opening towards left). It has loud soothing noise. The special geometry of a this kind of natural shankhs creates a positive energy field. The blowing of a Vaamavarti shankhs is believed to remove the ill effects of negative energies and it purifies our surroundings and soul.
As per Hindu texts Shankh is considered to be a natural form of goddess Laxmi (goddess of wealth) & Vishnu (operator of the universe) which together are called as Laxmi Narayan. It removes the negative effects of all nine planets and blesses the wearer with balanced life keeping him safe against all odds of life.