Features: brand new and high quality Thick paper, good filtering effect, saving materials. Silica gel has strong adsorption and can quickly and effectively adsorb the moisture in the silica gel pad; Stable chemical properties, non-toxic and harmless, environmentally friendly products; It is not easy to deform, dustproof, easy to wipe the paste and can be used repeatedly; High temperature resistance, anti-skid and shockproof effect; Specifications: Item Type: Paper Filter Color: Optional Paper Funnel Size:Approx 19X13cm/7.48X5.12in Siliconer Funnel Size:Approx 10.5X8.6cm/4.13X3.38in Material: Thicken Paper + Silicone Usage: for 3D printers Quantity: 101PCS Weight:640g Note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment. Package includes: 1Set/101Pcs 3D Printer Funnels