1. Material:silicone and manganese steel inside 2. Good quality and low price 3. OEM & ODM services are available MaterialSilicone and Manganese Steel insideColorsWhite,Red,Blue,Green,Purple,Yellow,etcMaterial100% siliconeWeight19.8g /36g/37.4g…Size40*205 mm/35*280mmHardness60 shore APropertiesNon-toxic,eco-friendly,Odorless,Healthy to human bodyOEM & ODMYESDIYYESLogoCould be debossed,embossed, ...