The upper of the baby booties are made of breathable,soft material with a fluffy lining to keep baby's feet warm without rubbing or irritating them.The baby winter slippers have magic stickers closure fasteners that help baby to put them on or take them off quickly and can also be adjusted individually for tightness.The newborn booties can wrap around baby's feet like socks and are less likely to slip off.These baby pram shoes will prevent your baby from getting cold feet in the pram and are the ideal newborn gift.There are three sizes available,baby shoes 0-6 months=11cm/4.33'',baby shoes 6-12 months=12cm/4.72'',baby shoes 12-18 months=13cm/5.11''.All Products From Us Have Undergone Strict Quality Checks.if There Is Any Quality Problem Or You Are Not Satisfied With The Productcontact Us.we Will Give You The Best Solution.