Some grandmas bake cookies. Some grandmas spoil the grandkids. Buff Grandmas do that and proudly cheer from the sidelines of every Colorado adventure.
The Buff Grandma Tee from 303 Threads is made for the grandmothers whose hearts are forever tied to Boulder and their favorite University of Colorado student. Whether you're visiting campus for game day, Parents Weekend, graduation, or simply soaking in the beauty of the Flatirons, this shirt lets everyone know exactly where your Buff pride shines.
From move-in day excitement to graduation day tears, you've celebrated every milestone along the way. You've listened to the stories, shared the victories, and supported your Buff through every chapter of their journey. Now it's time to wear that pride for all to see.
Designed by 303 Threads, this tee celebrates the Colorado lifestyle, the spirit of the 303, and the special role grandmas play in every Buff's success story. Soft, comfortable, and easy to wear, it's perfect for campus visits, football Saturdays, family gatherings, and every proud-grandma moment in between.
Why You'll Love It:
- Made for proud CU Boulder grandmothers
- Perfect for game days, graduation, and family celebrations
- Comfortable enough for Colorado adventures and everyday wear
- Designed by a Colorado company that celebrates the 303 lifestyle
Because every Buff needs a biggest fan, and nobody cheers louder than Grandma.
Buff Grandma: Full of love, full of pride, and always cheering for her Buff from the heart of the 303.
• 100% combed and ring-spun cotton
• Heather Prism Lilac & Heather Prism Natural are 99% combed and ring-spun cotton, 1% polyester
• Athletic Heather is 90% combed and ring-spun cotton, 10% polyester
• Other Heather colors are 52% combed and ring-spun cotton, 48% polyester
• Fabric weight: 4.2 oz/y² (142 g/m²)
• Relaxed fit
• Pre-shrunk fabric
• Side-seamed construction
• Crew neck
• Blank product sourced from Nicaragua, Honduras, or the US
This product is made especially for you as soon as you place an order, which is why it takes us a bit longer to deliver it to you. Making products on demand instead of in bulk helps reduce overproduction, so thank you for making thoughtful purchasing decisions!











