First, choose color: All versions are available in three different colors: Caramel, Chocolate & Vanilla.
Second, choose material: Gary or Bruno are both TPR (thermoplastic resin): very, very soft, less durable, less expensive, and may cause skin reactions in those with sensitive skin. Dick and Aaron are both soft silicone: a bit firmer, more durable, more expensive, but less likely to cause skin reactions.
Third, choose size: Gary and Dick sport 4″ shafts. Bruno and Aaron have 5″ shafts.
Gary: 4″ shaft TPR
Dick: 4″ shaft soft silicone
Bruno: 5″ shaft TPR
Aaron: 5″ shaft soft silicone.
Care & Cleaning: Wash with soap and water, pat dry. To maintain softer, less-sticky surface, dust with corn starch after dry.