16 X 20-Inch Photography Red Head Strobe Flashlight Gel Filters Transparent Product Details Specification of Gel: 15.7x19.6 inches/40x50cm, Pack of 4- 1x Full Orange Filter, 1x 1/2 Orange Filter, 1x 1/4 Orange Filter?1x 1/8 Orange Filter. Made of High Quality of Transmission Material - Polyester film. Thickness: 5.5-6mm, Different transparency of gel filter provide steady color temperature and good saturation of color. Function of Orange Color Gels - Changing the color effect in a cold tone and Balance the strobe light and ambient light by increasing the color temperature, make your photo more realistic. Also Use for color mixing,color transmission, absorb and filter different wavelengths of light. Color Gels Occasion: Light gels suitable for Photo Studio Red Head Light, Strobe Flash Light, Led Lights, film, video, stage, theater, party decoration, DJ lighting etc.. It can be cut into piece meet your different demands. Service Life of light filters gel depends on different bulbs, lightness,working hours of lights. Orange lighting filter may melt after absorbing overmuch infrared energy,so please cool down your light source after 30min using the gel filter. Do not directly place the lighting gels on the face of lighting instruments. Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.