FUNLIO swing set comes with a removable seat . suitable for toddlers age 6-36 months . kids age 3-6 years . and teens age 6-10 years. Constructed in a durable frame . made of robust extendable steel . stable and durable. Our swing set comes with 4 sandbags which strengthen the stability of the swing to prevent tipping . which keeps children safer and liberates parents’ hands. Our swing set is easy to assemble with clear and detailed instructions . so 10 minutes is enough. Let baby swing and spend much more time playing and enjoying nature outside??