1、Safe and Reliable: Baby screw toys are made of premium pine, no odor water based paint, not easy to fade, no fear of nibbling. 2、Hand Eye Coordination: Cute screw toys exercise your baby's hand eye coordination, concentration and patience through grasping, tightening, color recognition, and shape recognition. 3、Kids Development: Baby screw toys help improve motor control, visual perception, cognitive thinking and problem solving skills. 4、Applicable: Screw toys are suitable for toddlers to seniors who need finger exercises, and are also occupational treatment toys for children with autism, Parkinson's disease and Alzheimer's disease. 5、Cute Shape, Easy to Play: Baby screw toys have cute shapes, eye friendly colors; The screw mouth is moderately tight, and it is easy for your baby to unscrew, making it easy for your baby to play. 4 x Baby Screw Toys    Item Type: Baby Screw ToysMaterial: PineSize:Green Stake Size:Length: Approx. 10.5cm / 4.1inYellow Stake Size:Length: Approx. 11cm/ 4.3inOrange Stake Size:Length: Approx. 12cm / 4.7inBlue Stake Size:Length: Approx. 11cm/ 4.3inApplicable Age: For 3 Years Old and Above