General : spontaneous mutation, skin hairless and wrinkled, soft and velvety by touch. Sturdy, medium-sized cats with strong boning, quite elegant. Very agile and intelligent. Males, as a rule, bigger than females. With kittens eyes open on the 1st to 3rd day of life.

BODY: robust, muscular, of middle length, compact, warm to the touch. Rump wide. Deep scrotum. Sturdy boning. Forearms straight, toes long and good-moving

SKIN : elastic, as if "excessive", wrinkled on skull, neck, in armpits and scrotum. With young animals muzzle may be covered with short thin hair, longer on cheeks and at the base of ears (ear muff). In winter slight furnishing of the whole body possible. With point colorings residual hair (on muzzle, ears, quarters and tail) admissible. In adult animals the residual covering should disappear by the second year of life. Kittens may wear Rex wavy coat and a bald spot on the head. Curly wrinkles (vibrissa) are obligatory with the newborns. Eyes open early: on the 1st to 3rd day. Variety "Brush" (harsh coat) retains a wavy, often harsh covering of the whole body except for several bald spots on the head, upper side of neck or back. The variety is admissible for pedigree breeding and judging, but not for Champion Certificates competitions.

COLOR : For each color the judging procedure is separate. All tabby colorings are judged in no respect to pattern and are united in a single group.

TAIL : long, straight, strong and flexible.

HEAD : shape is a wedge with prominent cheekbones, eyebrows and eyeballs. FOREHEAD flat very wrinkled in vertical direction. Above eyes wrinkles are arranged horizontally. NOSE middle-sized, straight, with a pronounced stop. Muzzle not long, with a slight pinch, moderately rounded. BITE is determined by the position of upper and lower canines set up close to each other. Canines long, may protrude from under upper lip.

EYES : middle-sized, almond-shaped, set up at a slightly upward outer angle, moderately open. Color immaterial.

EARS : big, set up broad and high, slightly bent forward, open widely, with rounded tips. The outer edge does not cross the line of cheekbone

Penalizeds : short feature, round or narrowly shaped head, undershot up to 2 mm, small or low set ears, round eyes, short tail, short, light or frail body, wavy or long hair, hanging cheeks.

Disqualifying features :undershot more than 2 mm, residual hair with animals older than 2 years of age, general disqualifying features, evidential intercross with other breeds (after year 2000).

Points for head..............35

Points for eyes..............15

Points for ears...............15

Points for color..............15

Points for body..............20