The SL18 Hot Towel Cabinet has a Rust-proof aluminum interior and maintains an internal temperature at around 160 degrees for refreshing, hygienic treatments. The Single-door towel warmer has a capacity of approximately 24 regular manicure size towels or regular facial towels (Not included). Dimensions: Outside: 17.5" Wide x 10.5" Deep x 14" High Inside: 14.5" Wide x 7" Deep x 9.5" High