Attention, FILLING following an application of Gel, to be done after 3 weeks maximum > Beyond 3 weeks, the filling is no longer valid. Please select the complete pose. In which case, a supplement of 20€ will be payable on site. > The Gloss'up team reserves the right to cancel your service if this condition is not met. No refund can be made the same day by our team. The amount will therefore be collected and personal liability incurred. > If you did your initial gel extension application in another salon, we recommend that you validate the feasibility of the filling by sending a photo by email to contact@gloss-up.com or by instagram @glossupparis. The team reserves the right to refuse the realization of a filling if the initial installation does not comply with the working techniques of the show. > Nail extensions (gel & flash extension), gel fillers & reinforcements, are NOT allowed for anyone UNDER 16, even with parental consent. SERVICE ONLY AVAILABLE ON A SLIM NAILS GEL EXTENSION PRODUCED AT GLOSS'UP. A CLASSIC CHABLON GEL EXTENSION CANNOT BE CONVERTED INTO SLIM NAILS AT THE TIME OF FILLING. The selected treatment includes: - American manicure (cuticle work with a sander); - Filling Technique Gel Nail Extension; with Slim Nails technique. - base, Semi Permanent varnish in 2 coats and top coat. - hydration of the hand with moisturizing cream and the contour of the nail with nourishing oil.