Grow Your Own Pole Dancer by Diabolical. $1.89. Will expand up to 600% in water. Shrinks back to original size gradually once dry, but can be used again and again!. These Grow Your Own Toys measure approx 4.5 cm x 1.4 cm x 1 cm before you add it to water. Grow your own POLE DANCER She dances for free. Turn your room into a red light district. GROWS 600% IN SIZE after 72 hours immersed in water. Shrinks back down to original size afterwards.