This is white color, non-blowable Shankh. It has lining pattern over Its entire body & unique body style too. The shankhas/conch shells that open towards left hand are Vamavarti Shankhas. These are the most commonly available shankhas and used for all religious purposes. The special geometry of this kind of natural shankha creates a positive energy field. The blowing of a Vamavarti shankha is believed to remove the ill effects of negative energies and it purifies our surroundings and soul.
Left Handed Natural Pooja shankh
Non - blowable pooja shankh
It is believed that keeping shankh at home brings lots of positive energy