you can remove the insole to get some air

Lightweight & Non-Slip: Designed to be lightweight and non-slip

Machine washable

Keep your little one's drink at the perfect temperature for up to 6 hours with this adorable insulated stainless steel water bottle

Stay-on: easy double tightening ensures stay-put gloves

Stephen Joseph Insulated Food Jar - TRANSPORTATION- NEW Condition:New you can remove the insoleKeeps food hot or cold for up to 6 hours. BPA and PVC free. Stainless steel and PP plastic upper and bottom. Holds 10oz. Approx Size 3"D x 4. 5"H. Coordinating spork attaches to food jar for easy snack lunch time eating, eliminating the need for disposable utensils. Top rack dishwasher safe & leak proof lid!