Fabric good lunch snack sacks are made from lead-free nylon and cotton See-through Good Lunch Snack Sack is made from FDA-approved EVA Set of 3 snack sacks Large fabric sack measures 7-Inch x 7-Inch, small fabric sack measures 7-Inch x 3.75-Inch and EVA sack measures 7-Inch x 7-Inch Machine wash nylon and cotton sacks, hand wash EVA sack