Hello how may I help you? I need some help making a purchase. Ok what is the purchase? I would like to buy a bike helmet. Okay we have option Small, Medium, and Large I need a size large. My head is huge. I want to buy it from Modell's. Okay, I can purchase that and email confirmation What is the price? $19.99 With shipping? Shipping is $4.99 Okay, complete the purchase please. Ok it is completed