Nekdoodle Swimming Pool Float For Aqua Aerobics & Fitness - Water Training & Exercises - Fun & Recreational Pool Toy - Fits Adults and Kids - Red NEW AND INNOVATIVE: Nekdoodle is a Swimming Collar that provides soft cushion and support to your Head and Neck during Pool Exercises, Water Aerobics, Therapy & Rehabilitation and during Fun, Recreation and Relaxation in the pool SCORE MAXIMUM POOL EXERCISES: From Stretching, Core Movements, Balance, Cardio, Supine Movements to Cool Down Nekdoodle makes it possible for you to obtain a wide range of Aquatic Exercise routines. It helps support your head and neck while allowing you to float or swim laps hands free ONE GEAR MANY USES: Its multi-functional appeal as a Swim Training Aid, Swimming Kickboard, Swimming Pool Float, Pool Spa Pillow, Poolside Cushion, Pool Neck Support makes this Vinyl-Coated Foam Pool Float popular with all ages ONE SIZE FITS MOST: Your Nekdoodle comes in one size and fits well for kids and adults alike. May feel tight in the initial use (especially when you try out of water) but will adjust to your Neck comfortably in the water and with multiple uses WHAT OUR CUSTOMERS ARE SAYING: If you can't swim, or uncomfortable in the water, or doing PT or learning to swim, these are the bomb! I love this thing. I can swim around, get some exercise, and not panic about sinking! Perfect!