1. Helps connect two single strollers into a double stroller. Allow two carts to walk side by side, turn or go straight. Let them understand each other like twins 2. Scope of application: Applicable to 98% of baby umbrella strollers and a small number of high-view strollers. Best for two identical prams - fits round and oval tubes, may not fit square tubes. 3. By switching the locking button, the connectors link clip can adjust its length within a certain range to accommodate different stroller distances 4. Buying guide: If the front wheels and rear wheels are on a parallel line, choose 3 of the same type; if the front wheels are narrow and the rear wheels are wide, choose one long and two short. 5. Material: precision iron pipe + plastic
