The Borderline Genius design is for the lad who knows his dog’s sharper than most people. Clean, clever, and easy to wear — with a bit of tongue-in-cheek wit that Border Collie folk will clock straight away.
Whether it’s a muddy walk through the woods, a trip to the local, or just another day trying to keep up with your four-legged sidekick, this one’s built for the job. The astronaut Collie print adds just the right mix of brains and bite — no overthinking needed.
Product Features:
– Made from 100% pure cotton – soft, breathable, and naturally durable
– Midweight fabric with structure – holds its shape without feeling stiff
– Classic cut with clean lines – fits true and flatters without fuss
– Reinforced neckline and seams – made to last through every outing
– Crisp, high-quality print that keeps its edge wash after wash
– Spot-on gift for Border Collie dads — or a solid choice if you’re the one always being outsmarted at home
Ideal for birthdays, Father’s Day, or just giving your wardrobe a proper dog-loving upgrade.
Sustainability Commitment:
Crafted to celebrate intelligence, loyalty, and a greener way forward — one shirt at a time.
Size guide
LENGTH (inches) | WIDTH (inches) | SLEEVE LENGTH (inches) | |
S | 28 | 18 | 15 ⅝ |
M | 29 | 20 | 17 |
L | 30 | 22 | 18 ½ |
XL | 31 | 24 | 20 |
2XL | 32 | 26 | 21 ½ |
3XL | 33 | 28 | 22 ¾ |
LENGTH (cm) | WIDTH (cm) | SLEEVE LENGTH (cm) | |
S | 71.1 | 45.7 | 39.7 |
M | 73.7 | 50.8 | 43.2 |
L | 76.2 | 55.9 | 47 |
XL | 78.7 | 61 | 50.8 |
2XL | 81.3 | 66 | 54.6 |
3XL | 83.8 | 71.1 | 58 |