about the size of a deck of cards) provides 10 essential nutrients, including about half your Daily Value for protein in around 150 calories! (beefitswhatsfordinner.com)
I remember you discussing a stress - reducing video game... apparently this little gadget is the size of a deck of cards... I'm very tempted to try it! (crunchydomesticgoddess.com)
About 3 ounces (around the size of a deck of cards) makes up a serving. (rachelsremedy.com)