The Elle Macpherson ELM-PED500-EU 2 in 1 Pedi-Care has 4 different skin smoothing tools which can quickly remove hard dry and cracked skin. There are 40mm rollers for heels and soles and 12.5mm rollers for toes and precision. There are two different micron grades. The Coarse tool is for exfoliation and the Fine tool is for smoothing and finishing. The Elle Macpherson ELM-PED500-EU 2 in 1 Pedi-Care includes 4 nail care tools to shape and finish nails. It can also treat cuticles and surrounding areas. Dead skin and nail deposits are localized therefore mess is reduced. It also has an adjustable transparent guard for your convenience. The 2 in 1 Pedi-care is battery operated by 2x AA batteries.