Enjoy free international returns + free UK delivery on orders over £250




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about the product
White and yellow leather Billy sneakers from N°21 featuring a round toe, a lace-up front fastening, striped yellow laces, yellow contrasting panels, yellow rubber sole.

Composition: Outer: 100% polyester, 100% leather. Sole: 100% rubber. Lining: 100% leather, 100% polyester

Taking its name from the lucky number and birthday of its founding designer Alessandro Dell’Acqua, N°21 is best known for its iconic oversized bow detail shoes, which fuse elegant femininity with an of-the-moment focus on structure. Demure, elegant silhouettes are balanced by confidently directional detailing, while bold colours are a brand signature, adding an air of artistic cool to any look. Shop women's No 21 shoes and clothing at Atterley.

Shop Nº21

You can shop from Atterley’s 100+ stylish international boutique partners all at one flat rate shipping fee. All our orders are shipped safely and securely via our logistics partnership with DHL. You will receive tracking details for your order once it has been shipped and will be able to follow its journey with the additional flexibility to re-book delivery. We offer express delivery as standard and worldwide shipping in no more than 3 working days.

UK DELIVERY: FREE over £250. Orders under £250 delivery is £3.95

US DELIVERY: $10 on all orders


You can find out more information on our shipping policy here

FREE WORLDWIDE RETURNS: Changed your mind or ordered an additional size for fit - no problem. You can return your order to us within 14 days of receipt. Atterley returns are FREE WORLDWIDE + enjoy easy UK returns with Collect+ You can find out more details on our Returns Policy here

Boutique: Tozzi