Artificially created lipid bilayers(BLMs) play very important roles in ion channel studies and screening platforms, as well as biosensing applications. Although many applications with lipid bilayer platforms have been suggested, lipid bilayer formation is still based on conventional techniques invented by Montal and Mueller in 1960s. The creation of lipid bilayer membranes is labor intensive, often requiring expertise. The difficulties of lipid bilayer formation preclude a number of useful applications. In the work by Jeon, et al. (Lab Chip, 2008), a frozen membrane precursor was devised and a lipid bilayer membrane was spontaneously created when it was thawed. The frozen membrane precursor can be transported to any place and thawed when a membrane is needed, widening usability of lipid bilayer platforms. However, the film used in this work is a hydrophobic sheet, typically used in the conventional methods. Since membrane formation process driven by spontaneous assembly was unchanged, time required for membrane formation varied with a range of ∼30 minutes to 24 hours. To ameliorate the variation of membrane formation time, other work using pin tools was conducted, significantly reducing the formation time by minimizing the solvent volume deposited on the aperture. Taking advantages of previously proposed platforms, we used a thin film made of Polydimethylsiloxane(PDMS) instead of using conventional films. PDMS absorbs organic solvent, thereby the thin film absorbs an excess solvent and decreases thinning out time, keeping thinning out time more consistent(∼30min). Lipid solution was deposited in a small aperture fabricated on a PDMS film and was frozen before use. Upon thawing a lipid bilayer is spontaneously reconstructed with the mean formation time of ∼30 min with high success rate (>80%). We also show potential applications with lipid bilayers created in a PDMS film due to its versatility