Suggested Retail: $15.99. Toothbrush Replacement Heads Compatible with Philips Sonicare Electric Toothbrush, 8 Pack Electric Brush Head for 4100 5100 6100 HX9023 G2 - These replacement brush heads are compatible with Philips Sonicare Electric Toothbrush models 4100, 5100, 6100, HX9023, and G2. The pack includes 8 premium sonic brush heads that are easy to install and come with dust-proof hygienic caps for convenient storage and travel. The contoured bristles fit your tooth shape, reaching difficult-to-clean areas effectively, and can remove up to 8X more plaques than a manual toothbrush. -- LOT STICKER: BB-BOX-PALLETBB584-ITEM-0d47e41e___LPNRRIO5162855 Toothbrush Replacement Heads Compatible with Philips Sonicare Electric Toothbrush, 8 Pack Electric Brush Head for 4100 5100 6100 HX9023 G2 Pack of 8 -- SIZES ARE ESTIMATED. 7 CALENDAR DAY FULL REFUND GUARANTEE (FROM PRIMARY PICKUP DATE) ON THIS ITEM IF ANY ISSUE IS FOUND THAT WAS NOT DESCRIBED/PICTURED. 7 CALENDAR DAY STORAGE (FROM PRIMARY PICKUP DATE) IS ALSO AVAILABLE. THE PRIMARY PICKUP DATE IS THE DAY AFTER THE AUCTION ENDS. SEE NOTES TO BIDDER, IN AUCTION DETAILS, AT THE TOP OF PAGE 1 FOR MORE INFO.