Cinelli Unisex Blue Ice Blue Ice Cap - Black/Blue, One Size

The Cinelli Unisex Blue Ice Cap - BlackBlue, One Size is an air filter that promises to help purify the air and improve indoor air quality. The product has received mixed reviews from customers. Some have found it to be effective in removing odor and pollutants from the air, while others have complained about the product's durability and effectiveness. One customer reported that the filter only lasted for a month instead of the advertised six months, while others have noticed that the filters start to develop a sour smell after a few months of use. However, some customers have reported positive experiences with the product, citing that it works well in removing pet odor and stuffiness from the air.