Kerf Style Multi Fin Door Bottom Size:35 3/4" Inch These are security screws that

These are security screws that provide the ultimate protection for your home

Custom door sweep designed for 2-1/4” thick doors

4" x 4" with 1 square and 5/8" radius corners

The weather stripping set comes in black and white

Kerf Style Multi Fin Door Bottom Size:35 3/4" Inch These are security screws thatMinimize energy loss: This door bottom sweep features a kerf mount design that creates a weathertight seal between the bottom of the door and top of the threshold. Used for many entry doors: Under the door seal threshold that's expertly designed to fit a standard 1 3 4 inch thick door. Available in 31 3 4 and 35 3 4 inch sizes. Equipped with vinyl fins plus a double bubble: To ensure maximum protection against unwanted cold drafts, moisture, sound,