Harmless to the Skin:The adult hand shower protector is 100% latex free and no stimulation to the skin. Size:Suitable for most male and female hand.Suitable for right or left hand.This product is especially design for protecting the wound,fracture arm/hand which is packed to a gypsum from the touching water. FITS SMALL & MIDDLE SIZE Hand:Hand cast length-13.58inch approx,Width 8.67inch approx,Outer Ring Diameter-6.1 inch,Inner Diaphragm Opening (expandable)-1.38inch approx.It is suitable for limb circumference 4.4-19inch and it will fit either right or left hand.Flexible design with extra space for free movement,works best for small & medium built and height persons. EASY TO WEAR:Our cast protector can be done one handed for easy use,Simply slip the waterproof ring over your wrist then pull down to form a protective waterproof seal.This can be done one handed for easy use. WATERTIGHT HAND OR DRESSING COVER:100% Waterproof cover protects your injury hand.Cast cover keeps bandages,plaster casts & dressings dry whilst showering or bathing.After the shower or bath your cast is still bone dry!Not a drop of water penetrated the cast protector!.