Feeling: First eye, I was attracted by the lovely pattern and color match,then I know them more and know that they are trainning pants, which is necessary for baby when they begin to keep away from diaper cover step by step. Note: Although with the added security of the waterproof TPU liner,they are not diaper cover full of waterproof hold complete pees, but help if baby accidently goes a little before she realizes baby has to go. They are helper when baby needs to exercise so that they will do not need baby diaper oneday. Feature: Outer main material:cotton,inner TPU which can holds a little pee before baby realises and tells mommy that they need to go toilet. Size: for baby 1-4 years old,you can choose the fitting size:Size 80: length 21cm(8.26inch),waist 16*2cm(6.29inch*2),suggest for baby length below 80cm(31.49inch);Size 90: length 22cm(8.66inch),waist 17*2cm(6.69inch*2),suggest for baby length below 90cm(35.43inch); Size 95: length 22.5cm(8.85inch),waist 17.5*2cm(6.88inch*2),suggest for baby length below 95cm(37.4inch);Size 100: length 23cm(9.05inch),waist 18*2cm(7.08inch*2),suggest for baby length below 100cm(39.37inch); Why baby needs them: He or She isn't embarrassed anymore about accidents and can feel when he or she's wet so he or she can tell mommy before anyone notices and also makes them play more comfortable no need to worry and more confidence. Customer service: Remeber that from the moment that you place the order, we are not only customer-seller relationship, we are friends, I thank every customer placing the order from my shop or recommending them to their friends.100% easy replacement or refund if you are not satisfied with the items.