Compatible with: The fish finder screen cover Compatible with Humminbird HELIX 5 models gimbal mount installations. NOT for flush-mounted installations. Compatible with helix 5 series products. Premium Material: The cover made of high-quality Oxford cloth and it add PVC coating. It is sturdy enough to keep up with packing and unpacking many times, without ripping and tearing. Waterproof material can prevent rain go through it. Premium Material: The cover made of high-quality Oxford cloth and it add PVC coating. It is sturdy enough to keep up with packing and unpacking many times, without ripping and tearing. Waterproof material can prevent rain go through it. Excellent Screen Protection: This cover has a 2-3 mm cotton lining to protect your screen from damage,it has the function of waterproof in rain and dustproof and anti-UV in sunny day. No matter what the weather, it can prevent strong wind, rain, storm, intense sunshine, dust, snow, etc. and keep it clean. Use with Confidence: We offer a 30-day money-back guarantee and a 12-month guarantee. 24-hour technical support is also available before and after your purchase. If you have any problem just contact us and we will speed up to resolve the problem. Compatible with: The fish finder screen cover Compatible with Humminbird HELIX 5 models gimbal mount installations. NOT for flush-mounted installations. Compatible with helix 5 series products.