OpisGo green and do your bit for the planet with the new ICE solar power - Colonial watch. The solar-powered timepiece is ultra slim and feather light. With its strap made from super soft silicone, this model is the ultimate minimalist statement. Simply expose it to natural or artificial light to charge, then sit back and enjoy as it lasts and lasts! It comes in a reusable felt pouch made from recycled plastic bottles.