If you think the Skullcandy Terje Pro Model Headphones enable you to drop multi-thousand-foot vertical chutes in Alaska, don't be surprised when you get the hospital bill. All these ‘phones do is rock your face off. Heavy-duty 40mm drivers launch sonic missiles straight down your ear canals, and the unique design allows you to integrate the Terje Pro Model into a fleece-lined Skullcandy beanie for on-snow tunage.