classic look and club pride. the brasil cbf core adjustable hat is made with a six-panel design and an embroidered logo for a timeless athletic profile that shows your support for the canarinho.. benefits. six-panel design with interior taping for classic style and comfort. embroidered eyelets for breathability. adjustable strap closure for a snug, custom fit. embroidered logo for team pride. product details. fabric: body/face of front panel: 100% polyester. back of front panel: 65% polyester/35% cotton.. hand wash.