Usage Tips:Features: Premium Aluminum Construction: Made from quality aluminum these aluminum roofing gutter guards offer exceptional durability and long-lasting performance. Optimal Water Flow Control: Designed to prevent rainstorms from flowing over your gutters these guards provide reliable protection against water damage keeping your home safe. Hassle-Free Installation: With their easy installation design these rain drip gutter guards can be quickly set up on most rain gutter types saving you time and effort. Universal Fit: Compatible with most rain gutter types these guards offer a universal fit making them a convenient and versatile choice for any home. Protect Your Investment: By preventing water overflow and channeling rainwater effectively these guards help protect your roof and home from costly water damage providing long-term value. Specifications: Material: Aluminum Size: 40*9*2cm includes: 2 * Guards 16 * Screws OR 4 * Guards 32 * Screws