Please choose the correct ending to complete the given sentence: Sports and Fitness: [header] How to get paintball gear as a beginner [title] Find a mask that fits and adjusts to your head shape. [step] Commercially available paintball masks must undergo a rigorous testing process before going out to market. Most masks provide adequate protection, so find one that fits your head best.

Ending1: [substeps] Masks come in three profiles: small, medium, and large. The profile is how far the mask lens extends out so you can see to the sides. Ending2: Most masks need to be interchangeable, so make sure you compare which masks you'd like to have available in your area. [substeps] Masks aren't the only gear you'll get: many sporting-goods stores offer mask search services to look at, so ask if you can check their website for more information. Ending3: Then, purchase masks designed for your face shape. [substeps] Look online for masks that provide a protective cover, in which case you don't need to invest more money to purchase. Ending4: [title] Get dark shades or paint in the shade. [step] The dark shades will block out the sun as you enjoy being outside in the shade.

Answer format: ending1/ending2/ending3/ending4