- Ф-shaped form of contraceptive anchor.

- Special bimetallic copper-silver wire with surface area 380 mm2.

- Сopper degree of purity is not less than 99,98%.

- The content of silver in copper-silver wire is not less than 9,3%.

-  Strong monofilament thread for the control of position and extraction of contraceptive;

- The diameter of graduated tube-conductor is not over 4,2 mm.

- X-ray and ultrasound contrast is provided by the presence of wire on the stem.

- The contraceptive is supplied sterile.

- Duration of contraception – not more than 7 years.