Avaira Vitality Bi-Weekly Contact Lenses 6PKAvaira Vitality Contacts use advanced 3rd generation SiHy technology to provide comfort and value to patients seeking a lens that delivers both. They offer excellent UV protection (block 90% of UVA & 99% of UVB) and high oxygen permeability to keep your eyes looking whiter and brighter all day. Avaira Vitality Bi Weekly Contact Lenses moisturize the eyes and are adapted to your activity both inside and outside. Plus, with their bi weekly replacement