CUBA. These rubber crabs for women are available in solid shades. They have an adjustable side buckle closure. These water shoes have a rubber insole. It is a 100% vegan model. This model fits the usual size, if you are between two sizes, we recommend choosing the larger one. CUBA. These crabs for women are available in various solid colors. We bring back this classic design with buckle closure ideal for beach and pool days. It is a 100% vegan model. This model fits the usual size, if you are between two sizes, we recommend choosing the larger one.