The RAINRAPS RAINCAP is a reversible, water-repellent, light weight rain hat that has an adjustable toggle strap. Great accessory to add with all RAINRAP products. One size fits most. Brim width is 3’’, height from brim to crown is 8" and inner circumference is approximately 22”. TRAVEL WITH THIS SUPER LIGHT WEIGHT HAT..Keep it in your car, golf bag or tennis bag