Material: Polyester,Oxford fabric,strong zipper

Big bag :15.74 x 7.08 x 11.81 inches (L x W x H)(not include the strap)

Medium bag:11.41 x7.08 x 9.84 inches (L x W x H)(not include the strap)

Small bag:5.11 x2.36 inches (L x W x H)(not include the strap)

Kettle pack:7.48 x 3.14 inches (L x W )(not include the strap)

Diaper:19.68 x 11.81 inches (L x W )(not include the strap)