Levi's 501 Made in USA, Produced Around 1990 Purchased as rigid (unwashed) denim over 30 years ago and have been breaking them in ever since. I'm not very familiar with how to read the lot number, so I can't pinpoint the exact production date, but these are American-made, produced around 1990. ■ Production: U.S.A. ■ Button Back Stamp: 552 Factory ■ Material: 100% Cotton ■ Size ・ Marked Size: W31 L34 ・ Rise: 28 cm ・ Inseam: 77 cm ・ Waist: 73 cm ・ Leg Opening: 19 cm ・ Hips: 94 cm ※ Please allow for slight variations due to amateur measurements. ※ These are vintage items, so I look forward to purchases from those who appreciate their value. ※ The button back stamp 552 indicates production at the San Angelo factory. - Brand: Levi's - Model Name: 501 - Color: Light Blue - Style: Straight Denim Denim Color: Light Blue Model Number: 500s Model Name: 501 Silhouette: Straight Thank you for viewing.