Construction Made from a blend of plastic and metal, these Venetian blinds offer durable performance and wear resistance for reliable window treatment. Light control The set includes two foursided frequency regulators, enabling adjustment of light levels and privacy to match your preferences. Sizing compatibility Refer to the detailed size chart before to ensure these regulators fit your existing blinds and avoid sizing issues. Easy setup Designed for straightforward installation with minimal tools, allowing you to upgrade your window coverings without professional assistance. Use scenarios Living room with changing daylight: use the regulators to reduce glare while preserving some outside visibility. Home office: control screen glare and adjust privacy during calls or video meetings. Bedroom or guest room: quickly tailor light levels for rest, reading, or sleep. Product highlights Function: two regulators provide adjustable control of light and privacy. Compatibility: sizing chart guidance to fit your existing blinds. Material and durability: plastic and metal blend for longlasting use. Performance: straightforward installation with minimal tools.