You’re not one of those some-time fans. You’re as authentic as they get, and this jersey-styled pullover expresses your always-there devotion to the Red Sox, from its shape and logo to its performance features.

• 100% polyester fleece
• Therma Base™ technology offers lightweight insulation that keeps you warm without the bulk
• Midweight construction for moderate conditions
• Long sleeves convert permanently to short sleeves with cut line above the elbow
• Crew neck
• Contrasting design with a solid-color body and heathered sleeves
• Rounded hem with side vents
• Rubber appliqué graphic added to chest
• Official MLB merchandise
• Imported