A comprehensive guide to the crawl and breaststroke. Easy to understand with DVDs. - Swim long and comfortably with a relaxed crawl! With DVD - Learn to swim the breaststroke faster and more beautifully! With DVD I have other items for sale, so please feel free to use the "Request combined shipping" option if you are interested in multiple items. I strive for quick and careful handling from packing to shipping. *Books and magazines will be waterproofed in a plastic bag and shipped in an envelope or宅配袋 (delivery bag). Shipping method: Yu-packet Post (anonymous shipping). I am a non-smoker. Instant purchase is welcome. Thank you.