Suggest 2B nib: Can be used with tempered gla screen protector or without Screen Protector.HB nib: Can be used with paper-like screen protector or without creen protector..3.0 thin nib: Can be used with tempered gla screen protector or paper-like screen protector. For iPad 2018-2021, this 23rd generation iPad pencil is more suitable. With palm rejection and tilt function, Bluetooth connection, iPad will display the battery. Keyboard and Mouse Case For iPad For iPad 9.7" 10.2" 10.5" 11" .Very suitable for users who use iPad for work and study. For Apple pencil 1st / 2nd generation Replacement Tip Perfectly matched to Apple Pencil, pixel-accurate and lag-free. New colorful transparent style Different styles, different experiences, more creative. Suitable for Apple Pencil 1st / 2nd Generation It can be used directly after installation, just as sensitive as the original pen tip. Writing is smooth and precise. Writing will not be disconnected,no delay, and responsive. Mechanically transparent design New mechanical vision,the internal structure is clearly visible. After 1,000,000 friction tests. One nib can be used for a long time, andthere is no need to change the nib frequently. Our 1 nib is equal to 30 ordinary nibs. Top quality, a set of nibs can be used for 4 years. Easy to install and remove. Matched threads can be easily installed and removed by rotating. Mechanical vision, The full structure is visible. The new mechanical vision makes the pencillook le monotonous and more creative. For Apple pencil 1st / 2nd generation Replacement Tip 2B SoftHardne is 90-95HB HardHardne is 115-1203.0 ThinHardHardne is 115-120Outer layer is p> Our 1 nib is equal to 30 ordinary nibs. Top quality, a set of nibs can be used for 4 years. 2B nib Soft Hardne is 90-95Inner layer: ABS material, harder, used to fix the antenna;Outer layer: TPE material, softer and more wear-resistant;RF antenna: precision copper, retractable, for preure sensing.Note: 2B / HB / Thin nibs are solid white and not transparent. 3.0 Thin nib (Hard) Hardne is 115-120Outer layer: ABS material, harder, used to fix the antenna;Spring: Smart adjustment of preure to protect the refill.RF antenna: Precision alloy, super thin tip, used for fine creation.Note: 2B / HB / Thin nibs are solid white and not transparent. HB nib (Hard) Hardne is 115-120Inner layer: ABS material, harder, used to fix the antenna;Outer layer: ABS material, more wear-resistant;RF antenna: precision copper, retractable, for preure sensing.Note: 2B / HB / Thin nibs are solid white and not transparent.