suit adult toothbrush, it is very functional for famile! and not are out for fashion! this style is functional and not out! Toothbrush bristle available: nylon 610, Dupont tynexToothbrush handles available: PP+TPE,TPR Packing: Inner packing : 4pcs/1blister card 24doz/ctn, 46*42.5*26.5cm, 20 feet container: 540 ctn , 40 feet container: 1120ctns, 40feet HQ: 1310 ctns