Holiday Blueprints 2026 – Blueprint Threads

🚚 FREE SHIPPING ON ORDERS OVER 70$

Einstein in a Santa Hat T-shirt

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Einstein in a Santa Hat T-shirt

Regular price $25.99 USD

Regular price ~~$28.99 USD~~ Sale price $25.99 USD

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The Physics of Santa’s Sleigh T-shirt

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The Physics of Santa’s Sleigh T-shirt

Regular price $25.99 USD

Regular price ~~$28.99 USD~~ Sale price $25.99 USD

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Xmas Tree / Ymas Tree / Zmas Tree T-shirt

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Xmas Tree / Ymas Tree / Zmas Tree T-shirt

Regular price $25.99 USD

Regular price ~~$28.99 USD~~ Sale price $25.99 USD

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Geometric Santa T-shirt

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Geometric Santa T-shirt

Regular price $25.99 USD

Regular price ~~$28.99 USD~~ Sale price $25.99 USD

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O’Circuit Tree T-shirt

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O’Circuit Tree T-shirt

Regular price $25.99 USD

Regular price ~~$28.99 USD~~ Sale price $25.99 USD

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Engineer Claus T-shirt

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Engineer Claus T-shirt

Regular price $25.99 USD

Regular price ~~$28.99 USD~~ Sale price $25.99 USD

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Santa’s Favorite Engineer T-shirt

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Santa’s Favorite Engineer T-shirt

Regular price $25.99 USD

Regular price ~~$28.99 USD~~ Sale price $25.99 USD

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This Engineer Is on the Naughty List T-shirt

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This Engineer Is on the Naughty List T-shirt

Regular price $25.99 USD

Regular price ~~$28.99 USD~~ Sale price $25.99 USD

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Holiday Lighting Engineer T-shirt

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Holiday Lighting Engineer T-shirt

Regular price $25.99 USD

Regular price ~~$28.99 USD~~ Sale price $25.99 USD

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Be Nice to the Engineer T-shirt

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Be Nice to the Engineer T-shirt

Regular price $25.99 USD

Regular price ~~$28.99 USD~~ Sale price $25.99 USD

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Nice Naughty Engineer T-shirt

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Nice Naughty Engineer T-shirt

Regular price $25.99 USD

Regular price ~~$28.99 USD~~ Sale price $25.99 USD

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The Embedded Elf T-shirt

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The Embedded Elf T-shirt

Regular price $25.99 USD

Regular price ~~$28.99 USD~~ Sale price $25.99 USD

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