2 Pack Adjustable Air Vent Deflector, 9”-15” Transparent Deflector for Ceiling Registers, Floor, Sidewall (2)

SIMPLE TRANSPARENT DESIGN: Almost invisible design to blend into your home
EASY TO INSTALL: Just fix the magnets on both sides (for iron vents)
STRETCH TO ADJUST LENGTH: You can adjust it from 9"-15" to ensure the maximum use range
LONG LASTING AND SAVING: Redirect air for more efficient heating and cooling to increases energy efficiency
NOTE: Strong magnets can be fixed in a variety of metal vents and metal deflector vents (not suitable for wood and plastic vents)