https://amzn.to/3K2RQGY 3-Count Philips Sonicare Genuine C2 Optimal Plaque Control Toothbrush Heads (HX9023/65, White) on sale for $22.98 - $5 off when you 'clip' the coupon on the product page - $1.15 (5%) off when you check out via Subscribe & Save = $16.83. Shipping is free with Prime or on $35+ orders.