The color is navy. It's new and unused, but it doesn't have tags. It's a foldable wide-brimmed hat. How about it for outdoor activities like outdoor work or mountain climbing? It's lightweight and made of mesh fabric, so it's well-ventilated and cool. There is no adjustment string around the head, but the chin strap is adjustable. Brim width: Approximately 9cm Hat height: Approximately 9cm Chin strap: Approximately 30cm Head circumference: Approximately 60cm There is no adjustment string around the head. Instant purchase is welcome. This is a special sale item, so we cannot accept returns or exchanges. Please understand. free421 Gender: Women Gender: Men