MySack Smack-a-Sack Stress Ball Gag Gift | These Stress Relief Toys for Adults Makes Great Gag Gifts for Mother&rsquo;s Day, Father&rsquo;s Day, or Dirty Santa Around the Office | Squeeze Ball for Anxiety Relief Immediately relieves built-up tension and frustration! Great gag for your co-worker or office pal! With Velcro closure contains 2 foam squeeze balls. Ultra-suede sack. 8" x 5.5".