On the 1st Day of Fitness, THRIVE gave to me: Burpees Prototype Training Systems (CrossFit Prototype) – Prototype Thrive View Public Whiteboard By Mike Collette|2020-12-01T00:00:00+00:00December 1st, 2020|Uncategorized|0 Comments Share This Story, Choose Your Platform! FacebookTwitterRedditLinkedInWhatsAppTumblrPinterestVkEmail