Online registration may not be allowed for all activities. To enroll into a group exercise class, please reserve your spot via our mobile app [https://ymcagbw.org/mobileapp#faq-question-949250480]. Please contact us during regular business hours for registration information. During open swim, some or all of the pool may be used for general exercise, recreation, or water play. All swimmers under 12 years of age must abide by the swim test policy. Low Sensory Open Swim - There will be no features, lessons, or music during this time. Category Schedules Location Indoor Pool - Family & Therapy Pool at Upper Main Line Branch