🩷 free gift with qualifying carts
🌎 Free worldwide shipping*
🌳 we plant a tree for every order
💸 Buy now pay later with Klarna
SALE
as soon as you checkout, we'll plant a tree. read more
your order will be hand-printed in the uk
trusted by hundreds of thousands of customers each year
spend more and choose a free gift
Yay! you can claim a free gift >
Your stocking is empty
Shop allStocking updated ()
the environment is very important to us as fun cases, so here are just a few of the things we're doing to help out our old friend, planet earth.
Get ready to solemnly swear your love for all things Harry Potter with our exclusive t-shirt! Made from ultra soft 100% polyester, this crew neck short sleeve t-shirt is perfect for any fan of the magical world of Hogwarts.
Available in sizes extra small through to triple extra large, this shirt is designed for ultimate comfort and style. The long-lasting print ensures that your love for Harry Potter will never fade, no matter how many times you wash and tumble dry this shirt.
Show off your magical side and make a statement with our I Solemnly Swear t-shirt. And the best part? For every order placed, we'll plant a tree and offer free worldwide shipping. So you can feel good about your purchase knowing that you're helping the planet while expressing your love for the wizarding world.
Fun Cases cat_Harry Potter clothing cotton harry herminoe hogwarts i magic muggles potter ron shirt short sleeve solemnly swear t t-shirt t-shirts tee titlechanged top type_T-Shirts wizard 39289362022571 Extra Small 16,95 //funcases.com/cdn/shopifycloud/shopify/assets/no-image-2048-5e88c1b20e087fb7bbe9a3771824e743c244f437e4f8ba93bbf7b11b53f7824c.gif https://funcases.com/en-ie/products/i-solemnly-swear-harry-potter-t-shirt?variant=39289362022571 InStock Extra Small 37750082961579 Small 16,95 //funcases.com/cdn/shopifycloud/shopify/assets/no-image-2048-5e88c1b20e087fb7bbe9a3771824e743c244f437e4f8ba93bbf7b11b53f7824c.gif https://funcases.com/en-ie/products/i-solemnly-swear-harry-potter-t-shirt?variant=37750082961579 InStock Small 37750082994347 Medium 16,95 //funcases.com/cdn/shopifycloud/shopify/assets/no-image-2048-5e88c1b20e087fb7bbe9a3771824e743c244f437e4f8ba93bbf7b11b53f7824c.gif https://funcases.com/en-ie/products/i-solemnly-swear-harry-potter-t-shirt?variant=37750082994347 InStock Medium 37750083027115 Large 16,95 //funcases.com/cdn/shopifycloud/shopify/assets/no-image-2048-5e88c1b20e087fb7bbe9a3771824e743c244f437e4f8ba93bbf7b11b53f7824c.gif https://funcases.com/en-ie/products/i-solemnly-swear-harry-potter-t-shirt?variant=37750083027115 InStock Large 39289362055339 Extra Large 16,95 //funcases.com/cdn/shopifycloud/shopify/assets/no-image-2048-5e88c1b20e087fb7bbe9a3771824e743c244f437e4f8ba93bbf7b11b53f7824c.gif https://funcases.com/en-ie/products/i-solemnly-swear-harry-potter-t-shirt?variant=39289362055339 InStock Extra Large 42647372529835 Double Extra Large 16,95 //funcases.com/cdn/shopifycloud/shopify/assets/no-image-2048-5e88c1b20e087fb7bbe9a3771824e743c244f437e4f8ba93bbf7b11b53f7824c.gif https://funcases.com/en-ie/products/i-solemnly-swear-harry-potter-t-shirt?variant=42647372529835 InStock Double Extra Large 42691513614507 Triple Extra Large 16,95 //funcases.com/cdn/shopifycloud/shopify/assets/no-image-2048-5e88c1b20e087fb7bbe9a3771824e743c244f437e4f8ba93bbf7b11b53f7824c.gif https://funcases.com/en-ie/products/i-solemnly-swear-harry-potter-t-shirt?variant=42691513614507 InStock Triple Extra Large