











Certified Girl Math Expert Unisex Long Sleeve Shirt
Introducing the Certified Girl Math Expert Long Sleeve Shirt — because your brilliance in high-level financial fantasy deserves to be worn year-round. Whether you're budgeting with vibes, justifying that $18 smoothie, or reminding yourself that shipping fees don’t exist if you add one more thing, this shirt’s got you covered — literally and emotionally.
Made with soft, breathable fabric and built for maximum comfort during your deepest “technically free” calculations, this long sleeve tee is perfect for anyone whose math skills peak while online shopping.
Perks include:
Cozy long sleeves for when the math gets cold, hard, and delusional
Unisex fit, flattering whether you're splitting the bill or the logic
Bold “Certified Girl Math Expert” print, because you earned this title through irrational equations and retail perseverance
Perfect for:
Mentally breaking down your $300 cart into “just $10 a day for a month”
Declaring brunch as a tax write-off (emotionally, if not legally)
Explaining why buying something with a gift card is "technically profit"
This shirt isn’t just a fashion statement — it’s a wearable diploma.
Because Girl Math isn’t wrong… it’s just advanced. 💁♀️📊💸
Set-in long sleeves
Crew neck
Regular fit
100% combed cotton
20s compact siro-spun yarn
Fabric weight: 220g/m²
Double-stitched ribbed collar
Taped neck and shoulders
Double-stitched cuffs and hem
Side-seamed
Wash on the reverse side with neutral detergents. Do not soak, expose to the sun, and bleach. Iron, steam, or tumble dry at low temperature(max 30℃ or 90℉).
Introducing the Certified Girl Math Expert Long Sleeve Shirt — because your brilliance in high-level financial fantasy deserves to be worn year-round. Whether you're budgeting with vibes, justifying that $18 smoothie, or reminding yourself that shipping fees don’t exist if you add one more thing, this shirt’s got you covered — literally and emotionally.
Made with soft, breathable fabric and built for maximum comfort during your deepest “technically free” calculations, this long sleeve tee is perfect for anyone whose math skills peak while online shopping.
Perks include:
Cozy long sleeves for when the math gets cold, hard, and delusional
Unisex fit, flattering whether you're splitting the bill or the logic
Bold “Certified Girl Math Expert” print, because you earned this title through irrational equations and retail perseverance
Perfect for:
Mentally breaking down your $300 cart into “just $10 a day for a month”
Declaring brunch as a tax write-off (emotionally, if not legally)
Explaining why buying something with a gift card is "technically profit"
This shirt isn’t just a fashion statement — it’s a wearable diploma.
Because Girl Math isn’t wrong… it’s just advanced. 💁♀️📊💸
Set-in long sleeves
Crew neck
Regular fit
100% combed cotton
20s compact siro-spun yarn
Fabric weight: 220g/m²
Double-stitched ribbed collar
Taped neck and shoulders
Double-stitched cuffs and hem
Side-seamed
Wash on the reverse side with neutral detergents. Do not soak, expose to the sun, and bleach. Iron, steam, or tumble dry at low temperature(max 30℃ or 90℉).
Introducing the Certified Girl Math Expert Long Sleeve Shirt — because your brilliance in high-level financial fantasy deserves to be worn year-round. Whether you're budgeting with vibes, justifying that $18 smoothie, or reminding yourself that shipping fees don’t exist if you add one more thing, this shirt’s got you covered — literally and emotionally.
Made with soft, breathable fabric and built for maximum comfort during your deepest “technically free” calculations, this long sleeve tee is perfect for anyone whose math skills peak while online shopping.
Perks include:
Cozy long sleeves for when the math gets cold, hard, and delusional
Unisex fit, flattering whether you're splitting the bill or the logic
Bold “Certified Girl Math Expert” print, because you earned this title through irrational equations and retail perseverance
Perfect for:
Mentally breaking down your $300 cart into “just $10 a day for a month”
Declaring brunch as a tax write-off (emotionally, if not legally)
Explaining why buying something with a gift card is "technically profit"
This shirt isn’t just a fashion statement — it’s a wearable diploma.
Because Girl Math isn’t wrong… it’s just advanced. 💁♀️📊💸
Set-in long sleeves
Crew neck
Regular fit
100% combed cotton
20s compact siro-spun yarn
Fabric weight: 220g/m²
Double-stitched ribbed collar
Taped neck and shoulders
Double-stitched cuffs and hem
Side-seamed
Wash on the reverse side with neutral detergents. Do not soak, expose to the sun, and bleach. Iron, steam, or tumble dry at low temperature(max 30℃ or 90℉).
