One of the smallest frames in the Ziena range, the Kai is particularly suited to women or men who have small to medium faces.The silicone eyecups on Ziena glasses are designed to fit closely and comfortably around the eyes.Its small size makes the Kai is perfect for small to medium sized faces. This makes it equally suited for young adults, small adults and people with slimmer faces.Used indoors, outdoors or as computer glasses, the Ziena Kai has a contemporary look that is refined. The thinner frame feels lighter on the nose and ears thanks to its adjustable nose pads and bendable sides.The medical grade silicone eyecups help reduce air flow around the eyes. This eases dry eye symptoms from a wide range of environmental factors: Air-conditioning On a computer In windy conditions Or medical conditions such as: Hayfever Dry eyes/blepharitis Sjogren's syndrome Contact lens wear Hormonal changes Hand polished frames with spring hinges for a more comfortable fit.High quality 7eye SharpView lenses offer excellent vision and 100% UVA+UVB sun protection (even the clear ones). For more information on all the different non-prescription lens types we offer read our lens guide and if you need prescription lenses there is more information here.Supplied with translucent white silicone eyecups that attach to the frame with mini magnets (spares are available). Replacement eyecups can be ordered separately as well and there is also a black version for extra sun protection.Comes with a luxury lined leather case and microfibre bag (can be used as a lens cloth).