command by 3m dorm light clips, clear, great for hanging string lights, strong and versatile - Walmart.com
3M Flexible Cord and Cable Bundler - WireCare.com
Command Outdoor 32-Pack Plastic Light Clip in the Christmas Hooks & Hangers department at Lowes.com
Amazon.com: Command Clear Hooks Small - 80 Indoor Mini Plastic String Light Clips for Wall, Christmas, Cable, Wire and Hanging with 96 Adhesive Strips and Wholesalehome Hook Torpedo Level : Home & Kitchen