Each with 6 sides printingcontent includes letters(A-Z)Numbers(0-9)simple words and pictureswhich is a very suitable letters and words spelling toys for baby's development.encourage development of fine motor skills and eye-hand coordination with so much for baby to discover as they play! Each play experience is an opportunity for baby to explore the world around them taking it all in learning doing and discovering new things along the way. The First Steps Collection encourages baby's well-rounded development helping baby get ready for their first steps and beyond! Manufacturered by MOBU. Made of high-quality EVA foam----Our EVA foam blocks are absolutely safe and non-toxic which have been certified by US-CPSC / EU- ROHS / EN71 / SGS / LFGB Please be assured that our products do not have any insecurity factors for toddlers. The texture is very light do not fade the baby will not be injured during playing NEW VERSION: 30 Pieces building blocks with an reusable storage bag help you collecting the toys more convenientlyalso very easy for kids to collect the Letters building blocks.