Adjustable absorption, optimal protection Our Evolution insert adapts to your baby's needs thanks to its two separate sections. The smaller section, featuring a gray PUL membrane, helps minimize the risk of leaks, for even more effective protection. A practical and adaptable choice for optimal comfort! Dimensions: Small insert: 13 x 34 cm Large insert: 13 x 68 cm Composition: 63% Bamboo, 27% Cotton, and 10% Polyester