ジェマ・アトキンソンのインスタグラム(glouiseatkinson) - 8月2日 02時34分

Glutes & hamstrings today with these bent knee hypertensions. It took me a while to get these right form wise. I started off using just my body weight & worked my way up to the barbell. Great exercise for isolating Glutes. Be warned though it bloody burns!!! ??

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