Abstract: A system is provided for applying to fabric articles a liquid-containing decorative device constructed of interengaged thermoplastic sheets of predetermined configuration to develop a liquid-receiving pouch and a marginal portion with the latter having a normally exterior and a normally interior surface; which system includes a press having a fixed bed carrying a heating plate for receiving the article. Heating means for the heating plate are carried in the fixed bed. The press is provided with a swingably mounted pressure platen for movement between upper, inoperative position and lower, operative position; there being a pressure block having a normally downwardly opening recess configured complementarily to the pouch portion of the device for receiving the same and retaining it in desired relation upon the related article with the marginal portion of the decorative device being sandwiched between the pressure block and the article.