If you are hiking these are so lightweight you could keep them in backpack if you think you will need to cross a stream or small river. I strongly recommend everyone to buy it. Unfortunately many chapters are repetitive and overall lacking the quality writing about Sicily that I was looking for. Be patient in assembling the unit. Robb Hiller combines personal stories of overcoming cancer and his own success in business and personal coaching to share his success model titled The Power of 3. I will mention that the soles have fabric on them. Good product incorrect dimension in the picture and the description of the item. I like the LEDS and that you can change the colors - that really helps organize and memorize the controls. The only reason you need the USB is for the RGB lighting so if you really wanted to use it you could just use a Power bank. I have a larger head, and after an hour with the Razer Kraken on my head, my ears are sore, and apparently they have horrible audio quality that Ive gotten used to.