NWT All 20 of the toddler blocks have rounded edges and are flexible and squeezable, so you can stand on them without getting hurt. These sensory blocks for babies are easy for little hands to stack. Versatile: The brightly-colored toddler building blocks offer endless possibilities for having fun. Our easy-to-clean toddler building toys are great indoors and outdoors, in the bathtub or sandbox. These building blocks are made of soft, squeezable, but sturdy material. Your little engineers can stack them, step on them, sit on them and even play catch with them without fear of getting hurt or of damaging your household belongings. Easy to store, Our set of building blocks come in a handy storage pail so you can take them along when traveling or visiting friends and family to keep little hands and minds busy and happy. ENTERTAINMENT AND EDUCATION : With countless possibilities for play, learning, creativity and fun, our open-ended toys won't overwhelm your child with blinking lights and loud music. These soft blocks are perfect for children ages 1+. Safety and Health Above All: Our soft materials are inspected and processed to promote hygiene.