Specification

Material: 100% Mulberry Silk (Grade 6A, highest possible quality rating)
Silk Density: 22 Momme
Size:
Skinny (1cm thick | 6.5cm x 6.5cm)
Medium (2cm thick | 7.5cm x 7.5cm)
Large (3cm thick | 9cm x 9cm)
Certification: OEKO-TEX Standard 100 (Free of Harmful Chemicals)