Messy Mat 8x10 Ft. The Messy Mat provides an 8 foot by 10 foot surface for children to work and play on carefree! The brightly colored polyethylene tarp is perfect for all crafts and hobbies, and cleans up easily with a damp cloth. The moisture-resistant material features plastic-reinforced corners and seams. Can also be used as a sunshade, cover, or as a ground cover for picnics and outings! For children ages 3 years and older. Materials: Polyethylene, Plastic. Dimensions: 96"L x 120"W x 0.5"H; 2 lbs