This red light therapy mask is $400 off after October Prime Day — an all-time low

LED face masks can be an investment, but iRestore's model is now at its lowest price ever on Amazon.

The mask is 50% off, dropping from $799 to $399.

The wearable mask uses 360 LEDs to deliver red-light therapy across your face, giving you a hands-free way to add an at-home treatment to your skin-care routine.

READ MORE: Extended October Prime Day deals: $70 off AirPods, 50% off Roombas and more Original price: $799 This red light therapy mask from iRestore provides a high-tech cream-free addition to your skin care routine.

The mask uses three light wavelengths — red, infrared and blue — which iRestore says helps address the appearance of fine lines and blemishes.

Its hands-free design makes it easy to add light therapy to your skin-care routine at home.

The hands-free mask includes adjustable straps and built-in eye protection, so you can wear it while relaxing or multitasking. iRestore recommends 10-minute sessions, three to five times a week, making the mask easy to fit into a routine.

This iRestore LED face mask is now at its all-time low of $399, down 50% from its $799 price.

The mask has more than 1,000 Amazon reviews and a 4.5-star rating.

At $399, the iRestore offers 360 LEDs, three light wavelengths and a hands-free design with built-in eye protection.

Ten-minute sessions also make it a convenient option for at-home light therapy.

The LED face mask earns praise for its comfortable fit, simple controls and hands-free design.

Reviewers also appreciate the short treatment time, built-in timer and eye protection.

One reviewer said the adjustable straps make the mask "comfortable to wear," while 10-minute sessions "three to five times a week" fit easily into their schedule.