3D Braiding Core: BREATHABLE, FLEXIBLE, INSTANT ABSORPTION, MULTIPLE LAYERS TO PREVENT REVERSE SEEPAGE, SPECIALLY DESIGNED IMPROVED CORE, FEELS GOOD IN ANY CONDITION.360° Elastic Waist Band: FREEDOM, DANCE, FUN, PROVIDES 360° FREEDOM TO STRETCH, NO RESTRAINTS, PERFECT FOR BABIES, TO PURSUE THIER INNER CURIOSITY AND INNOVATION3D Drilling Technology: PERFORATED NON-WOVEN FABRIC + MICROPOROUS CAST FILM TECHNOLOGY. NATURAL HEAT DISSIPATION AND VENTILATION. DEVELOPMENT OF THE INNOVATIVE DUAL-SIDED HOLE PUNCH TECHNOLOGY. TESTED LAB DATA SHOWS THAT INCREASED AIR PERMEABILITY BY MORE THAN 70% COMPARED WITH ORDINARY DIAPERS.