Havaianas Havaianas Urban Basic. Available sizes: 9 / 10, 6 / 7, 8. Havaianas Flip flops / Sandals (Shoes) URBAN BASIC MATERIAL. Available in men's sizes. By Havaianas. It's one of the most basic items in your closet: the flip flop. A great black colour and a design specially made for men makes the Urban Basic Material one of the best in the collection. With a rubber upper and rubber sole, comfort is guaranteed! Ready to dance in your flip flops from Havaianas?