Banded Feather Stretch Shell Jacket Color:Realtree Timber Windproof membrane Windproof membrane in a tactical ring configuration Pos Align Inserts guarantee perfect centering and maximum scope to ring contact for tremendous gripping power without damaging the scope finish Lets you virtually sight in your gun without moving the scope adjustments Corrects misalignment caused by off center receiver holes Corrects for bases or rings being slightly off center No need for expensive tapered bases or shimming for thousand yard shooting Rugged until you need it most it also has you covered in any scenario that requires waterproof protection