These baby sunglasses are specifically designed for sun protection while lying down. They feature an adjustable elastic strap that ensures a secure fit in both sitting and lying positions. The nose and temple areas are made with Fit Tech, a soft and flexible material that comfortably adapts to the shape of a child's face. Lateral protections act as a shield against UV reflections, offering maximum sun protection. The category 4 lenses provide top-tier 100% UV filtration, ensuring optimal defense against sunlight, making them ideal for beach or mountain activities. The sunglasses come with a hard case and a microfiber pouch for storage. To maintain them, simply clean the lenses with the microfiber pouch and wipe the frame with a damp cloth. Suitable for babies aged 0 to 9 months.