List of what you need for this Saturday: come dressed in your gi - wearing a swimsuit underneath is fine, white t-shirt KEEP YOUR GI TIES LOOSELY KNOTTED! Once you go into the water, the knots will be very difficult to undo. shoes/beach sandals, especially if there’s snow on the ground! towel change of clothes - warm, not clingy; a warm hat will help! large garbage bag Of course, if you have an entourage, they could hold your things, and be ready with hot tea!