1. Prevents Clogs: The downspout filter keeps leaves, twigs, pine needles, and debris from building up and blocking your gutters. Downspout guards play offense AND defense to maintain your home's curb appeal by protecting your gutters, and preventing build-ups and damage to your underground drainage system, too. 2. Prevent Nesting and Burrowing: Gutter screens fit snugly and securely to keep critters from and nesting in your downspouts. Avoid unwanted messes and havoc from birds, squirrels, and rodents by humanely discouraging and preventing them from into your gutters. 3. Easy Installation: Most drainage ditches can be installed in a few seconds. The super flexible and easy to extend blade filter guard is spring designed to easily accommodate most standard gutter sizes. Simply roll or squeeze the fitting, place it in the gutter, and release it to a snug fit. 4. Heavy Duty, Rustproof: Made of durable steel wire, designed to resist outdoor environment. Gutter filters for resisting heavy rain or salt water from nearby . Colour:silver Material:Stainless steel Size:15 x 8cm Package Contents: 12 x Filter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.