Ugg + Sienna Ugg Sienna Rubber Rain Waterproof Glossed Boots Gem UGG Shoes Ugg Sienna Rain Boot Poshmark UGG Sienna Rubber Rain Boots BlueJay Style 1014452 Size 12 UGG Shoes Ugg Womens Sienna Rain Poshmark. Women's UGG Sienna Mid Calf Rain Boots 1014452 Whole sizes only; for 1 2 sizes, order next size up. Details & Care Make a splash in this glossy rubber rain boot that features a soft, cozy lining made from genuine shearling. With a lugged sole and a watertight construction, your feet are sure to stay nice and dry. 1" heel (size 9). 9" shaft; 15 1 2" calf circumference. Removable genuine shearling insole. Rubber upper textile and removable genuine shearling lining ruber sole. Shearling may be sourced from Australia, China, Italy, New Zealand, Spain or USA. See packaging for confirmed country of origin. By UGG; made in the USA of imported fabric.