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325 mL Ceramic Mugs
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Science Meets Design

Cognitive Surplus is a science-inspired stationery and lifestyle brand. This is our global online retail store. We create sustainable goods to celebrate science.

© 2026, Cognitive Surplus Global. VAT ID: NL826457757B01 Shopify.
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Core Sample Tea Infuser
Anonymous (United Kingdom)
Amazing!!

Good weight, crystal clear print, the infuser is easier to clean than any other infuser I've had and keeps the tea warm. Superb!

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