Metric Conversion Nerd T-Shirts

Show off their conversion obsession with a fun t-shirt that combines humor and nerdy pride—ideal for casual wear or laboratory lounging.

All Products Prints T-Shirts Mugs Pillows

'when we had the three piece suite made to measure, you should have let me do the 'english to metric' conversion!'

'when we had the three piece suite made to measure, you should have let me do the 'english to metric' conversion!' mockup

'when we had the three piece suite made to measure, you should have let me do the 'english to metric' conversion!'

from $19.00

"A GPS! Thanks guys! It's exactly what I need to guide my sleigh...you know, in light of that unfortunate hunting accident."

"A GPS! Thanks guys! It's exactly what I need to guide my sleigh...you know, in light of that unfortunate hunting accident." mockup

"A GPS! Thanks guys! It's exactly what I need to guide my sleigh...you know, in light of that unfortunate hunting accident."

from $19.00

"It seemed like miles to me!"

from $19.00

'I know we're inchworms, but let's get into the spirit of this! Change is good!'

'I know we're inchworms, but let's get into the spirit of this! Change is good!' mockup

'I know we're inchworms, but let's get into the spirit of this! Change is good!'

from $19.00

When Dinosaurs ruled the Earth.

from $19.00

"Look on the GPS to see if there's any wormholes through time and space."

"Look on the GPS to see if there's any wormholes through time and space." mockup

"Look on the GPS to see if there's any wormholes through time and space."

from $19.00

Poetry repairman

from $19.00

"That's it - I've had it up to here with measurement devices."

"That's it - I've had it up to here with measurement devices." mockup

"That's it - I've had it up to here with measurement devices."

from $19.00

"GPS? In case we get lost? Why would we need that? We're microchipped."

"GPS? In case we get lost? Why would we need that? We're microchipped." mockup

"GPS? In case we get lost? Why would we need that? We're microchipped."

from $19.00

'Go to MapQuest and see where we are.' mockup

'Go to MapQuest and see where we are.'

from $19.00

"I can never go metric. 'Al's 30.48 Centimeter Hot Dogs' just doesn't sound right."

"I can never go metric. 'Al's 30.48 Centimeter Hot Dogs' just doesn't sound right." mockup

"I can never go metric. 'Al's 30.48 Centimeter Hot Dogs' just doesn't sound right."

from $19.00

"It was a slow day - my pedometer says I only put in 1, 273, 426 steps."

"It was a slow day - my pedometer says I only put in 1, 273, 426 steps." mockup

"It was a slow day - my pedometer says I only put in 1, 273, 426 steps."

from $19.00

I only weigh 95 kilograms...That's 210...in pounds!

I only weigh 95 kilograms...That's 210...in pounds! mockup

I only weigh 95 kilograms...That's 210...in pounds!

from $19.00

Recalculating!

from $19.00

"I like the metric system. My weight in kilograms is less than my weight in pounds."

"I like the metric system. My weight in kilograms is less than my weight in pounds." mockup

"I like the metric system. My weight in kilograms is less than my weight in pounds."

from $19.00

Traffic Sign

from $19.00

'How do you measure the success of your blog?'

'How do you measure the success of your blog?' mockup

'How do you measure the success of your blog?'

from $19.00

'When we converted the pub into a house, we decided to keep some of the original features.'

'When we converted the pub into a house, we decided to keep some of the original features.' mockup

'When we converted the pub into a house, we decided to keep some of the original features.'

from $19.00

Map to Tsar's Homes

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'The global positioning system says we're on the border between middle class and lower middle class.'

'The global positioning system says we're on the border between middle class and lower middle class.' mockup

'The global positioning system says we're on the border between middle class and lower middle class.'

from $19.00

What are the chances?

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'Yes, my good man, we'll have the '02 Vin de Table - and make it the 1.5 meter bottle.'

'Yes, my good man, we'll have the '02 Vin de Table - and make it the 1.5 meter bottle.' mockup

'Yes, my good man, we'll have the '02 Vin de Table - and make it the 1.5 meter bottle.'

from $19.00

'I regret to report that there's no global warming threat after all -- we just got Fahrenheit and Celsius mixed up.'

'I regret to report that there's no global warming threat after all -- we just got Fahrenheit and Celsius mixed up.' mockup

'I regret to report that there's no global warming threat after all -- we just got Fahrenheit and Celsius mixed up.'

from $19.00

'Before booking-is it Euros in Bognor?' mockup

'Before booking-is it Euros in Bognor?'

from $19.00

"When dealing with Americans, refer to the heat in Celsius. They hate that."

"When dealing with Americans, refer to the heat in Celsius. They hate that." mockup

"When dealing with Americans, refer to the heat in Celsius. They hate that."

from $19.00

'We're gaining market share in the areas where we lose money.'

'We're gaining market share in the areas where we lose money.' mockup

'We're gaining market share in the areas where we lose money.'

from $19.00

37.85 Litres Hats

from $19.00

The why-can't-this-event-be-in-miles-like-other-sports-on-this-country 10K.

The why-can't-this-event-be-in-miles-like-other-sports-on-this-country 10K. mockup

The why-can't-this-event-be-in-miles-like-other-sports-on-this-country 10K.

from $19.00

30.48 cm Hot Dogs

from $19.00

"Got him bang to rights. Trying to sell cocaine in pounds and ounces."

"Got him bang to rights. Trying to sell cocaine in pounds and ounces." mockup

"Got him bang to rights. Trying to sell cocaine in pounds and ounces."

from $19.00

Satellite Navigation

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'Do I know how many hectoliters we produce per hectare? ...Heck no.'

'Do I know how many hectoliters we produce per hectare? ...Heck no.' mockup

'Do I know how many hectoliters we produce per hectare? ...Heck no.'

from $19.00

Echonomics Point

from $19.00

"We use the metric system. Your frequent flyer miles are no good here."

"We use the metric system. Your frequent flyer miles are no good here." mockup

"We use the metric system. Your frequent flyer miles are no good here."

from $19.00

Metric Conversion Nerd T-Shirts Collection

Metric Conversion Nerd Mugs

Discover more hilarious and clever metric conversion gifts on our mugs page—perfect for coffee lovers and science geeks alike.

Metric Conversion Nerd Pillows

Add humor and personality to their space with our metric conversion pillow collection—soft, funny, and uniquely nerdy.

Metric Conversion Nerd Prints

Brighten up their room with a humorous print dedicated to measurement geeks—great for home, office, or classroom décor.