Buzz-Off Zebra Fly Mask Black/White XL RGroup_N8FU0 The Derwent II is 100%

The Derwent II is 100% waterproof

It has practical fleece-lined welt pockets

Incorporating the Optimo Split technology

Each liner attaches by hook-and-loop loops to the neck area of the outer rug and clips onto the back corners to prevent the liner from slipping

Buzz-Off Zebra Fly Mask Black/White XL RGroup_N8FU0 The Derwent II is 100%The Bucas Buzz Off Zebra fly mask is the perfect complement to the Buzz Off Zebra fly rug or can of course be used on its own. Studies have shown that insects avoid the zebra stripes as opposed to plain colours, as the flies are confused by the contrast of the black and white stripes. The Buzz Off Zebra fly mask therefore offers very good protection against flies and other insects for the eyes and the sensitive ear area.