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A heart made of everything that makes you a Red Sox fan. The numbers, the years, the streets, the signs, the elevation. If you know, you know. If you don't, you've got some catching up to do.
• Heather colors are 52% cotton, 48% polyester
• Fabric weight: 4.2 oz/yd² (142 g/m²)
• Relaxed fit
• Pre-shrunk fabric
• Side-seamed construction
• Crew neck
Size guide
| SHIRT WIDTH (inches) | SHIRT LENGTH (inches) | US SIZES | EU SIZE | UK SIZE | |
| S | 18 ½ | 25 ¼ | 6-8 | 36-38 | 10-12 |
| M | 20 | 26 | 10-12 | 40-42 | 14-16 |
| L | 22 | 26 ¾ | 14-16 | 44-46 | 18-20 |
| XL | 24 | 27 ½ | 18-20 | 48-50 | 22-24 |
| 2XL | 26 | 28 ¼ | 22-24 | 52-54 | 26-28 |
| 3XL | 28 | 29 | 26-28 | 56-58 | 30-32 |