170 pcs rubber grommet in 7 common sizes, with see-through divided organizer case, very convenient to use. 50pcs×0.28inchs(7.14mm); 40pcs×0.375inchs(9.53mm); 30pcs×0.475inchs(12.07mm); 20pcs×0.625inchs(15.88mm); 10pcs×0.75inchs(19.05mm); 10pcs×0.875inchs(22.23mm); 10pcs×1inch(25.4mm)