Expandable door, with flexible vinyl hinges, helps stop drafts. Coated with a UV varnish that resists fading and scratching. Cut or expand with only a saw or screwdriver. For larger openings wider than 24 in smaller openings or can be expanded to fit openings up to 6 ft wide; double doors can fit openings up to 12 ft May be installed as a double door, using two single doors. Fully assembled, includes magnetic catch, 6 ft track with lubricant pack, necessary hardware, and easy-to-follow instructions.