Snapback cap is made by flat visor/brim, also for different style,fit,size. 

The crown can be deep profile, low profile and standard profile. There're 5 panel style, 6 panel style, 7 panel style. 

Also visor shape is different, square visor, round visor, long visor, short visor.Inside of the cap can add satin lining to make inside more smooth, also add inside label/tag, and inner taping to show the brand name. 

For back closure, most of the cap use the velcro, plastic snap, metal clip, metal buckle. 

The snapback cap material is various,general use cotton,wool, acrylic, polyester, canvas,satin, faux suede,leather, PU,corduroy......

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