Draft prevention blocks air leakage with efficient sealing to reduce energy use and keep indoor temperature steady for consistent comfort Versatile compatibility fits casement and roof windows; suitable for home or office use Easy to install: peel and stick design requires no tools or professional help; repositionable during application Durable material: density sponge provides lasting seal and stability; maintains performance under varying temperatures for reliable AC sealing Size and fit: designed to seal common window gaps with a snug, adaptable fit Summer cooling in a bedroom minimizes air escape around a window AC to improve efficiency Winter warmth in a living room blocks cold drafts from roof or casement windows for better heating Quick setup for temporary spaces like home offices or rental suites allows tool installation