Loxx  Brazilian Loose Spiral Curl hair is specially treated to ensure it is naturally strong and tangle free and reusable when maintained properly. They are a great solution for adding volume and length to your natural hair. Loxx  Brazilian Loose Spiral Curl is specially treated to ensure it is naturally strong and tangle free and reusable when maintained properly. They are a great solution for adding volume and length to your natural hair.  Brazilian Loose Spiral Curl hair adds character and movement to your hair with its short light spiral curls and is an ideal match for naturally fine hair textures and can be used to add volume, length and movement to your natural hair, helping it looking full and silky.