LEGO Slope 75 2 x 2 x 2 Quadruple Convex, Pyramid, Dark Blue [3688] 6153589 Share WhatsApp Deel X Pin it Messenger Email Product form SKU: 3688DBL $0.27 Quantity Add to cart This item is a recurring or deferred purchase. By continuing, I agree to the cancellation policy and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted.