The $10 t-shirt deal of the day over at RIPT Apparel is a Transformers-themed shirt called “Prime Trucking” by artist Steve Thomas.

The sale at RIPT began today, Monday, July 4, 2011, at midnight CST, and will continue for 24 hours from then, and once it’s over, it will not be sold on the site anymore.

The t-shirt is available in men’s and women’s sizes for $10 each in silver. Kids sizes are $15 (Boys and Toddler in silver; Girls in white); Onesies are $18 (in silver). You can also get the design on a Hoodie for $38 (in Men/Unisex sizes in silver).