Please choose the correct ending to complete the given sentence: Sports and Fitness: [header] How to tan safely [title] Cover your eyes with goggles. [step] Goggles are provided in tanning beds for a reason. You need to protect your eyes from the rays you're exposing your body to, and the goggles will provide that protection.

Ending1: Avoid wearing any eye protection items when you are working as a tanning professional. Getting goggles that are as all-purpose as possible will give you a tan that will stay there forever. Ending2: Goggles are typically made out of silicone made specifically for tanning. They come in two colors : [substeps] Bright and dark brown. Ending3: They should fit snugly over your eyes. [substeps] Make sure you use goggles specifically designed for tanning beds or lamps. Ending4: Goggles need to be opaque, so you can manage the overhead lights from your optics when tanning. Other goggles provide general protection, depending on the model you purchased.

Answer format: ending1/ending2/ending3/ending4