Soft Taklon Bristles Ideal for glycolic lactic TCA acid peel and postmicrodermabrasion treatments providing a gentle and effective application Durable Aluminum Ferrule Sturdy construction ensures the brushs longevity offering consistent results with each use Clear Plastic Handle Designed for easy sanitization the clear handle promotes a hygienic skincare routine Hygienic and Convenient Each brush includes a bristle protector sleeve for cleanliness and added convenience in your skincare routine Largesized Accommodate various situations with a Brush Span of 225 Bristle Length of 150 and Total Length of 75 Not recommended for thick pasty products such as peeloff masks or creams