High Density is a popular special effect that rises straight up off the shirt and has a hard rubbery feel with sharp edges. A High density print has slight glossy finish.
The source of this image is Anomaly Ink.
To get these effects about 20% of the puff base is taken which is then mix with colored inks to make it 100%. The base is Vinylidene chloride based polymer and the inks are Acrylic co-polymers.
Then it is printed in 5-8 rounds depending upon height required on normal screen ( 2 flood/ 2 strokes). After that 3 rounds of printing is given with 150 micron film screen and then 2 rounds with 220 micron capillary film screen depending upon the height.
An excellent video on flooding and stroking is embedded as below:
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