Godox AD-S11 Color Filter Gel Pack with Honeycomb Grid Cover Reflector Kit for Witstro Flash AD180 AD360 Four colors(Green, Yellow, Red, Blue) in a pack to color light for the background. Honeycomb grid filter enables light to emit in various directions and focus on a smaller area. Produces smooth and natural transition and contrast lighting and shading effects. Easily and fast attached to standard reflector by using a black retaining ring. Suit for Witstro Flash AD180 AD360.