The video showcases the product in use.The video guides you through product setup.The video compares multiple products.The video shows the product being unpacked. Previous page Next page 1 Rib Knit Collar 2 Rib Cuffs 3 Rib Hem 4 Metal Zipper What's the quality of the zipper? Does it get jamed? It's a decent zipper.This was an amazing purchase and the quality of this bomber jacket exceeded my expectations. How do you get the wrinkles out? The tag says not do dry or iron. I hung it up in the closet, the most of the major wrinkles came out when I started wearing it. Sometimes I used low-temperature iron. Hope this helps. Is this casual jacket warm for 60 degree California weather? It's good for 50 to 70 degree weather, I often layer it with a sweater in colder weather.I wear it for casual/daily use in spring/fall. Are they US regular size? These men's bomber jackets are sold worldwide, so the labels are printed with the corresponding sizes of US, EU and CN. Of course, what is shown on your purchase page is the regular US size. How heavy are these men's bomber jackets? These men's bomber jackets are lightweight-midweight, S≈15.2 oz, M≈15.9 oz, L≈16.9 oz, XL≈17.6 oz, 2XL≈19 oz.