PACKAGE INCLUDED: 5 x toothbrush in 5 kawaii pastel colors (Yellow, Blue, Pink, Green, Purple). Kindly recommend that you change your brush at least every 2 months. Family Value Pack: Only need toothbrush, not the case holder? Yes, here you go—Toothbrushes without cases version (5 Pack) is now available. You can get 1 more toothbrush at the same price! Perfectly for all family members adults, elders and teenagers. Also, an ideal gift for your friends who suffer gum recession, bleeding gums and any other mouth conditions. WIDE BRUSH HEAD: the brush head is a bit wider than regular size (approx. 1.5x width as usual toothbrush), which can cover more tooth and improve the cleaning effectiveness. 22 HOLES DESIGN for HYGIENE:Separating 10000 dense bristles into 22 holes, enables 10000 dense bristles to dry way faster than the foam sponge-like design regular soft toothbrushes, and prevent things get trapped at the root which help maintain the toothbrush clean. Also, this upgraded design makes bristles durable and not easy to splay out. 10000 ULTRA SOFT BRISTLES: with more than 10000 Ultra Soft Micro Nano bristles (each bristle is only 0.01mm in diameter), our toothbrush aims to help people who have sensitive teeth and gum recession. The super soft, dense and fine bristles can deeply clean the sulcus of the teeth and gumline in a gentle way, remove the filthy and residue without damaging the enamel.