100% Polyester Stop Drafts & Save Money Keep your room warmer and reduce heating bills! Our thick, insulated curtain acts like a shield against cold air sneaking through drafty doors and windows. It helps maintain a comfortable indoor temperature, so you can stay cozy all winter long without overworking your heater. A simple solution for noticeable comfort and energy savings. 3 Ways to Hang Install it your way, in minutes! Choose the method that works for your door: Adhesive Strips for a quick, drill-free install (clean surface first), Hooks for a super secure hold, or use your Curtain Rod through the rod pocket. No need to worry you have flexible options to fit your door and your needs perfectly. Year-Round Insulation Made with a heavyweight, premium polyester fill layer and a durable outer fabric, this curtain is designed for seasons of use It keeps winter cold out and summer heat at bay, helping stabilize your room's temperature and reduce energy costs.