toddler overall with insulation and grow-tech . the volcom toddler one piece is designed with practical features to help young ones start their winter sports adventure. the grow-tech function expands the suit as your child grows, while the helmet-compatible hood provides safety and warmth. the v-science 2-layer material with eco-friendly dwr coating offers protection against moisture, and the 100/80g insulation ensures that the little ones stay warm all day.