Target offers the Schwinn Eco Bike Seat in Yellow, model no. SW77236-2, Purple, model no. SW77239-2, or Green, model no. SW77237-2, for $7.48. Choose ship-to-store pickup to avoid the $4 shipping fee. That's the lowest price we could find by $11. It features waterproof, high-density foam and a center airflow chamber for ventilation.