l4 OZ, Brushed Cotton, Odor Absorbing Gel Works To Absorb And Neutralize Unpleasant Odors In Larger Rooms, Specially Formulated To Be Light, Fresh & Clean Smelling, Will Work On An Area Up To 400 Square Feet For Up To 90 Days, New Spa Inspired Scents & New Design Bring An Element Of Fashion Along With Freshen The Air, Vented Top Keeps Unwanted Things From Poking Into The Gel, But Open Enough To Let The Scent Out.