[QB-60] Rainbow Doppler hat


Available on backorder

SKU: QB-60 Category:


Part of the math- and science-based hat collection, this slouchy hat derives its textured band pattern from the Doppler effect. Adult size: Large.

100% acrylic. Machine wash cold. Tumble dry on low heat, or lie flat to dry.

Additional information

Weight 6 oz
Dimensions 6 × 6 × 3 in


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