Suggested Retail: $14.54. Replacement Toothbrush Heads Compatible with Fairywill Electric Toothbrush Model FW-507/FW-508/2011/959/917/551 D1/D3/D7/D8 W Shape Design Planted with Nylon Bristle 12 Pack Black - These replacement toothbrush heads are compatible with various Fairywill electric toothbrush models including FW-507/FW-508/2011/959/917/551 D1/D3/D7/D8 and atmoko model HP126AB/hp126a. They are easy to install with a contra-rotate to remove the old head and a clockwise rotation to refill the new one. The bristles are designed in an IN W IN shape for a better fit to your teeth and are 95%-98% rounded at the top for teeth protection. Each head comes with a dust cover and is sealed in a plastic bag, then packed in a paper box for sanitary purposes. Brand: Fairywill -- LOT STICKER: BB-BOX-BOXBB001536-ITEM-b1924af2___LPNPMBY0593391 Replacement Toothbrush Heads Compatible with fairywill Electric Toothbrush, Model FW507FW5082011959917551, D1D3D7D8, W Shape Design Planted with Nylon Bristle 12 Pack Black -- 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.