GloFX Color Therapy Glasses � Chakra Glasses Mood Glasses Relax Glasses Light Therapy Glasses Chromatherapy Glasses Chromotherapy Glasses Green Japan_Batch_Two Made of durable Nylon Oxford Size Name:25mm Made of durable Nylon Oxford and padded with Soft Cushion to protect your dog's skin it is designed to allow for air circulation to prevent moisture trapping and for your skin to breathe heavy machinery or other dangerous activities Preliminary research has been done on exposure to green light and the effects on migraines and other kinds of chronic pain in one study subjects experienced an average of 60% decrease in the intensity of their migraines and a drop in overall migraines experienced monthly