When you choose 11oz mug, it may show the image of the T-shirt and make confusion. However, we'll send you 11oz mug with the design that matches with our design. Solid colors are 100% cotton; Heather colors are 50% cotton, 50% polyester (Sport Grey is 90% cotton, 10% polyester); Antique colors are 60% cotton, 40% polyester.
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