Features:Made of premium cotton blend fabric, soft, breathable and comfortable.Mesh fabric panel at two sides provides good ventilation.One size fits most w/ back adjustable hook & loop.Suitable for daily and various outdoor activities.Specification:Item name: BaseballMaterial: 65% Cotton + 35% ChinlonColor: Green, Black (Optional)Note:Please allow 1-3cm (0.4-1.18) difference due to manual measurement and slight color variation for different display setting.