Regular price is normally $29.99, I put sale in the topic title because I'm not sure if it's actually a sale or if it's their new price for the product. I picked one up tonight at my local Best Buy for that price.
http://www.bestbuy.com/site/Nyko+-+...984&skuId=3512126&st=3ds power grip&cp=1&lp=1
http://www.bestbuy.com/site/Nyko+-+...984&skuId=3512126&st=3ds power grip&cp=1&lp=1