CIENCE BASED DESIGN & EARLY DEVELOPMENT Scientific studies into the healthy development of babies has lead to the creation of these adorable foot finders socks and baby wrist rattles for infants. Studies show that infant vision capabilities include color vision for high contrast colours (black, white and red preferred) and contrast sensitivity for patterns with high contrast (such as stripes and dots). This baby toy is a clever investment for a future baby Einstein. FACIAL RECOGNITION & DISTINGUISH PATTERS & CO-ORDINATION Help your baby develop hand, foot and eye co-ordination. These irresistible smiling cute butterflies and lady bugs will entice your little tyke to touch, grab and look at them. This will help develop their hand, foot and eye co-ordination and the focusing of their attention on something interesting whilst their little developing minds strive to make sense of their big new world. Your little one will like their cute friends. SAFT SOFT MATERIAL -- Childrens Product Certified (CPC). These rattles were made of high-quality and eco-friendly material, cotton and plush,no smell and non-toxic.Very soft and comfortable for baby. Safe in mouth & Safe for teething babies. ENGAGING Highly recommended developmental toys for babies Put tons of fun within your babys reach! Cute colourful bugs wrist rattle wrap gently around your babys wrists, fastening easily and safely with touch fastener tabs. Brightly colored ankle socks slip on easily so your baby and bugs can enjoy each others company. All four smiling bugs make a gentle rattle sound. Thoughtful baby gifts for newborn boys and girls. PERFECT BABY GIFTS Suitable for Baby showers/Baby sprinkle/Sip & See gift/Newborn baby gift/Birthday gift/Registry gift/Easter/Halloween/Thanksgiving/Christmas/Holiday gift/Christening gift/'Just because' gift. The perfect infant toys gift. Can be used to entertain baby whilst in a car seat or baby carrier. Infant baby toys suitable 0-3 months, 3-6 months and most babies 6 to 12 months.